Finding the Fourth Proportional to 1,331,732.08, 1,837,340.12 and 758,365.68
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Solution
The fourth proportional to 1,331,732.08, 1,837,340.12 and 758,365.68 is: 1,046,288.30
Step by Step Solution
- Step 1: Write the proportion equation
1,331,732.08 : 1,837,340.12 = 758,365.68 : x - Step 2: Convert to fraction form
1,331,732.08/1,837,340.12 = 758,365.68/x - Step 3: Cross multiply
1,331,732.08x = 1,837,340.12 × 758,365.68 - Step 4: Simplify right side
1,331,732.08x = 1,393,375,689,495.08 - Step 5: Solve for x
x = 1,393,375,689,495.08/1,331,732.08 - Step 6: Final answer
x = 1,046,288.30
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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.