Finding the Fourth Proportional to 3,746,691.57, 5,623,561.80 and 3,541,920.68
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Solution
The fourth proportional to 3,746,691.57, 5,623,561.80 and 3,541,920.68 is: 5,316,212.83
Step by Step Solution
- Step 1: Write the proportion equation
3,746,691.57 : 5,623,561.80 = 3,541,920.68 : x - Step 2: Convert to fraction form
3,746,691.57/5,623,561.80 = 3,541,920.68/x - Step 3: Cross multiply
3,746,691.57x = 5,623,561.80 × 3,541,920.68 - Step 4: Simplify right side
3,746,691.57x = 19,918,209,806,560.21 - Step 5: Solve for x
x = 19,918,209,806,560.21/3,746,691.57 - Step 6: Final answer
x = 5,316,212.83
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.