Finding the Fourth Proportional to 1,040,046.57, 1,560,128.18 and 292,034.25
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Solution
The fourth proportional to 1,040,046.57, 1,560,128.18 and 292,034.25 is: 438,067.75
Step by Step Solution
- Step 1: Write the proportion equation
1,040,046.57 : 1,560,128.18 = 292,034.25 : x - Step 2: Convert to fraction form
1,040,046.57/1,560,128.18 = 292,034.25/x - Step 3: Cross multiply
1,040,046.57x = 1,560,128.18 × 292,034.25 - Step 4: Simplify right side
1,040,046.57x = 455,610,861,489.99 - Step 5: Solve for x
x = 455,610,861,489.99/1,040,046.57 - Step 6: Final answer
x = 438,067.75
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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.