Question

Determine if 15, 45, 40, 120 are in proportion?​

Answer 1

AnSwEr:

To show the given no. are in proportion......... Follow the given steps.

Product of means = Product of extremes

45 × 40 = 15 × 120

1800 = 1800

Therefore , Verified........

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Answer 2

Answer:

Yes, 15,45,40 and 120 are in proportion

Step-by-step explanation:

As we know that, four numbers a,b,c, and d will be

proprtional  if a/b = c/d

Here

15/45 = 3/9 = 1/3

And, 40/120 = 1/3

Therefore, 15/45 = 40/120

Hence,  15,45,40 and 120 are in proportion