Finding the Fourth Proportional to 1,311,541.43, 1,967,382.35 and 413,053.14
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Solution
The fourth proportional to 1,311,541.43, 1,967,382.35 and 413,053.14 is: 619,601.83
Step by Step Solution
- Step 1: Write the proportion equation
1,311,541.43 : 1,967,382.35 = 413,053.14 : x - Step 2: Convert to fraction form
1,311,541.43/1,967,382.35 = 413,053.14/x - Step 3: Cross multiply
1,311,541.43x = 1,967,382.35 × 413,053.14 - Step 4: Simplify right side
1,311,541.43x = 812,633,466,432.87 - Step 5: Solve for x
x = 812,633,466,432.87/1,311,541.43 - Step 6: Final answer
x = 619,601.83
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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.