Finding the Fourth Proportional to 1,062,178.99, 1,593,932.81 and 431,092.80
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Solution
The fourth proportional to 1,062,178.99, 1,593,932.81 and 431,092.80 is: 646,908.82
Step by Step Solution
- Step 1: Write the proportion equation
1,062,178.99 : 1,593,932.81 = 431,092.80 : x - Step 2: Convert to fraction form
1,062,178.99/1,593,932.81 = 431,092.80/x - Step 3: Cross multiply
1,062,178.99x = 1,593,932.81 × 431,092.80 - Step 4: Simplify right side
1,062,178.99x = 687,132,955,919.30 - Step 5: Solve for x
x = 687,132,955,919.30/1,062,178.99 - Step 6: Final answer
x = 646,908.82
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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.