Finding the Fourth Proportional to 3,440,800.80, 5,161,201.20 and 1,044,529.20
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Solution
The fourth proportional to 3,440,800.80, 5,161,201.20 and 1,044,529.20 is: 1,566,793.80
Step by Step Solution
- Step 1: Write the proportion equation
3,440,800.80 : 5,161,201.20 = 1,044,529.20 : x - Step 2: Convert to fraction form
3,440,800.80/5,161,201.20 = 1,044,529.20/x - Step 3: Cross multiply
3,440,800.80x = 5,161,201.20 × 1,044,529.20 - Step 4: Simplify right side
3,440,800.80x = 5,391,025,360,475.04 - Step 5: Solve for x
x = 5,391,025,360,475.04/3,440,800.80 - Step 6: Final answer
x = 1,566,793.80
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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.