Home / 3,463,446.30-5,195,169.45-2,187,987.90

Finding the Fourth Proportional to 3,463,446.30, 5,195,169.45 and 2,187,987.90

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Solution

The fourth proportional to 3,463,446.30, 5,195,169.45 and 2,187,987.90 is: 3,281,981.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,463,446.30 : 5,195,169.45 = 2,187,987.90 : x
  2. Step 2: Convert to fraction form
    3,463,446.30/5,195,169.45 = 2,187,987.90/x
  3. Step 3: Cross multiply
    3,463,446.30x = 5,195,169.45 × 2,187,987.90
  4. Step 4: Simplify right side
    3,463,446.30x = 11,366,967,895,049.65
  5. Step 5: Solve for x
    x = 11,366,967,895,049.65/3,463,446.30
  6. Step 6: Final answer
    x = 3,281,981.85

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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.