Home / 2,647,614.62-3,970,914-1,028,381.66

Finding the Fourth Proportional to 2,647,614.62, 3,970,914 and 1,028,381.66

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Solution

The fourth proportional to 2,647,614.62, 3,970,914 and 1,028,381.66 is: 1,542,375.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,647,614.62 : 3,970,914 = 1,028,381.66 : x
  2. Step 2: Convert to fraction form
    2,647,614.62/3,970,914 = 1,028,381.66/x
  3. Step 3: Cross multiply
    2,647,614.62x = 3,970,914 × 1,028,381.66
  4. Step 4: Simplify right side
    2,647,614.62x = 4,083,615,131,037.24
  5. Step 5: Solve for x
    x = 4,083,615,131,037.24/2,647,614.62
  6. Step 6: Final answer
    x = 1,542,375.20

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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.