Finding the Fourth Proportional to 1,568,437.20, 2,349,545.40 and 935,470.80
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Solution
The fourth proportional to 1,568,437.20, 2,349,545.40 and 935,470.80 is: 1,401,351.05
Step by Step Solution
- Step 1: Write the proportion equation
1,568,437.20 : 2,349,545.40 = 935,470.80 : x - Step 2: Convert to fraction form
1,568,437.20/2,349,545.40 = 935,470.80/x - Step 3: Cross multiply
1,568,437.20x = 2,349,545.40 × 935,470.80 - Step 4: Simplify right side
1,568,437.20x = 2,197,931,114,974.32 - Step 5: Solve for x
x = 2,197,931,114,974.32/1,568,437.20 - Step 6: Final answer
x = 1,401,351.05
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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.