Home / 2,125,882.24-3,188,834.88-629,987.20

Finding the Fourth Proportional to 2,125,882.24, 3,188,834.88 and 629,987.20

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Solution

The fourth proportional to 2,125,882.24, 3,188,834.88 and 629,987.20 is: 944,984.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,882.24 : 3,188,834.88 = 629,987.20 : x
  2. Step 2: Convert to fraction form
    2,125,882.24/3,188,834.88 = 629,987.20/x
  3. Step 3: Cross multiply
    2,125,882.24x = 3,188,834.88 × 629,987.20
  4. Step 4: Simplify right side
    2,125,882.24x = 2,008,925,157,313.54
  5. Step 5: Solve for x
    x = 2,008,925,157,313.54/2,125,882.24
  6. Step 6: Final answer
    x = 944,984.21

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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.