Finding the Fourth Proportional to 1,062,545.24, 1,593,227.27 and 430,720.94
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Solution
The fourth proportional to 1,062,545.24, 1,593,227.27 and 430,720.94 is: 645,842.01
Step by Step Solution
- Step 1: Write the proportion equation
1,062,545.24 : 1,593,227.27 = 430,720.94 : x - Step 2: Convert to fraction form
1,062,545.24/1,593,227.27 = 430,720.94/x - Step 3: Cross multiply
1,062,545.24x = 1,593,227.27 × 430,720.94 - Step 4: Simplify right side
1,062,545.24x = 686,236,352,427.90 - Step 5: Solve for x
x = 686,236,352,427.90/1,062,545.24 - Step 6: Final answer
x = 645,842.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.