Home / 2,747,469.12-4,121,400.46-725,692.88

Finding the Fourth Proportional to 2,747,469.12, 4,121,400.46 and 725,692.88

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Solution

The fourth proportional to 2,747,469.12, 4,121,400.46 and 725,692.88 is: 1,088,591.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747,469.12 : 4,121,400.46 = 725,692.88 : x
  2. Step 2: Convert to fraction form
    2,747,469.12/4,121,400.46 = 725,692.88/x
  3. Step 3: Cross multiply
    2,747,469.12x = 4,121,400.46 × 725,692.88
  4. Step 4: Simplify right side
    2,747,469.12x = 2,990,870,969,450.72
  5. Step 5: Solve for x
    x = 2,990,870,969,450.72/2,747,469.12
  6. Step 6: Final answer
    x = 1,088,591.30

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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.