Finding the Fourth Proportional to 3,588,397.38, 5,381,862.06 and 1,028,926.68
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Solution
The fourth proportional to 3,588,397.38, 5,381,862.06 and 1,028,926.68 is: 1,543,179.55
Step by Step Solution
- Step 1: Write the proportion equation
3,588,397.38 : 5,381,862.06 = 1,028,926.68 : x - Step 2: Convert to fraction form
3,588,397.38/5,381,862.06 = 1,028,926.68/x - Step 3: Cross multiply
3,588,397.38x = 5,381,862.06 × 1,028,926.68 - Step 4: Simplify right side
3,588,397.38x = 5,537,541,461,613.76 - Step 5: Solve for x
x = 5,537,541,461,613.76/3,588,397.38 - Step 6: Final answer
x = 1,543,179.55
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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.