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The first of four magnitudes is said to have the same ratio to the second which the third has to the fourth, when...
Elements of Geometry - Page 136
by George Albert Wentworth - 1881 - 250 pages

## Universal Technological Dictionary: Or, Familiar Explanations of ..., Volume 2

George Crabb - Industrial arts - 1823 - 704 pages
...the ratio of 6 to 2 is the same as that of 15 to 5, which is expressed thus : as 6 : 2 : : 15 : 5. The first of four magnitudes is said to have the same...the multiple of the first be less than that of the third, the multiple of the second is also less than that of the fourth ;• if equal, equal ; and if...

## Dictionary of the Mathematical and Physical Sciences, According to the ...

James Mitchell - Mathematics - 1823 - 666 pages
...equimultiples whatever of tiie first and third being taken, and any equimultiples whatever of the 2d iind'4lh ; if the multiple of the first be less than that of the 2(1, the multiple of the 3d is also less than that of the •!• h ; or if the multiple of the I -i...

## An Elementary Treatise on Algebra: Theoretical and Practical

James Ryan - Algebra - 1824 - 550 pages
...treat of propov\\ov\, i the method of PROP. IV. THEOR. -4' •* ,' It'tlictirft of four magnitudes has the same ratio to the second which the third has to the fourth ; then any equimultiples whatever of the first and third shall have the same ratio to any equimultiples...

## An Elementary Treatise on Algebra: Theoretical and Practical

James Ryan, Robert Adrain - Algebra - 1824 - 542 pages
...method of demonstration adopted in this essay. PROP. IV. THEOR. If the first of four magnitudes has the same ratio to the second which the third has to the fourth; then any equimultiples whatever of the first and third shall have the same ratio to any equimultiples,...

## A Popular Course of Pure and Mixed Mathematics ...: With Tables of ...

Peter Nicholson - Mathematics - 1825 - 1046 pages
...and С have been taken certain equimultiples K, L ; and of В and О COR. Likewise, if the first has the same ratio to the second, which the third has to the fourth, then also any equimultiples whatever of the first and third have the sam« ratio to the second and...

## An Elementary Treatise on Algebra: Theoretical and Practical ...

James Ryan - Algebra - 1826 - 430 pages
...that the ratio of C to D is less than the ratio of A ta B. The Fiftli Definition according to Euclid. The first of four magnitudes is said to have the same ratio to the second which the tnird has to the four h, when any equimultiples whatsoever of the first and third being taken, and...

## Euclid's Elements of geometry, transl. To which are added, algebraic ...

Euclides - 1826 - 226 pages
...- Оr r— = — Оr - = -r. QEI». • 1 Ax. 5. PROPOSITION XXIV. THEOREM. If the first magnitude have the same ratio to the second which the third has to the fourth; and the fifth, the same ratio to the second, which the sixth has to the fourth; then the first and...

## Elements of Geometry, Containing the First Six Books of Euclid

Euclid - 1826 - 234 pages
...— = T- or - = TQKI>. • 1 Ax. 5. be/ e be fe cf PROPOSITION XXIV. THEOREM. If the first magnitude have the same ratio to the second which the third has to the fourth, ; and the fifth, the same ratio to the second, which the sixth has to the fourth ; then the first and...