Finding the Fourth Proportional to 3,331,988.68, 4,998,169.97 and 935,646.47
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Solution
The fourth proportional to 3,331,988.68, 4,998,169.97 and 935,646.47 is: 1,403,522.20
Step by Step Solution
- Step 1: Write the proportion equation
3,331,988.68 : 4,998,169.97 = 935,646.47 : x - Step 2: Convert to fraction form
3,331,988.68/4,998,169.97 = 935,646.47/x - Step 3: Cross multiply
3,331,988.68x = 4,998,169.97 × 935,646.47 - Step 4: Simplify right side
3,331,988.68x = 4,676,520,088,890.51 - Step 5: Solve for x
x = 4,676,520,088,890.51/3,331,988.68 - Step 6: Final answer
x = 1,403,522.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.