Finding the Fourth Proportional to 1,139,882.58, 1,708,774.11 and 508,451.94
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Solution
The fourth proportional to 1,139,882.58, 1,708,774.11 and 508,451.94 is: 762,209.66
Step by Step Solution
- Step 1: Write the proportion equation
1,139,882.58 : 1,708,774.11 = 508,451.94 : x - Step 2: Convert to fraction form
1,139,882.58/1,708,774.11 = 508,451.94/x - Step 3: Cross multiply
1,139,882.58x = 1,708,774.11 × 508,451.94 - Step 4: Simplify right side
1,139,882.58x = 868,829,511,251.27 - Step 5: Solve for x
x = 868,829,511,251.27/1,139,882.58 - Step 6: Final answer
x = 762,209.66
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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.