Finding the Fourth Proportional to 2,748,071.09, 3,792,398.99 and 1,524,336.86
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Solution
The fourth proportional to 2,748,071.09, 3,792,398.99 and 1,524,336.86 is: 2,103,618.63
Step by Step Solution
- Step 1: Write the proportion equation
2,748,071.09 : 3,792,398.99 = 1,524,336.86 : x - Step 2: Convert to fraction form
2,748,071.09/3,792,398.99 = 1,524,336.86/x - Step 3: Cross multiply
2,748,071.09x = 3,792,398.99 × 1,524,336.86 - Step 4: Simplify right side
2,748,071.09x = 5,780,893,541,700.09 - Step 5: Solve for x
x = 5,780,893,541,700.09/2,748,071.09 - Step 6: Final answer
x = 2,103,618.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.