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Question
If 3A = 4B = 6C, find: A : B : C.
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Solution
3A = 4B = 6C
3A = 4B
⇒ `A/B = 4/3`
This means, A : B = 4 : 3
4B = 6C
⇒ `B/C = 6/4 = 3/2`
`=>` B : C = 3 : 2
Since the common term B is already the same, combine directly:
Hence, A : B : C = 4 : 3 : 2
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