Finding the Fourth Proportional to 1,687,988.00, 2,329,423.27 and 913,618.71
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Solution
The fourth proportional to 1,687,988.00, 2,329,423.27 and 913,618.71 is: 1,260,793.72
Step by Step Solution
- Step 1: Write the proportion equation
1,687,988.00 : 2,329,423.27 = 913,618.71 : x - Step 2: Convert to fraction form
1,687,988.00/2,329,423.27 = 913,618.71/x - Step 3: Cross multiply
1,687,988.00x = 2,329,423.27 × 913,618.71 - Step 4: Simplify right side
1,687,988.00x = 2,128,204,675,388.07 - Step 5: Solve for x
x = 2,128,204,675,388.07/1,687,988.00 - Step 6: Final answer
x = 1,260,793.72
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.