Home / 2,179,404.30-3,269,106.45-683,493.90

Finding the Fourth Proportional to 2,179,404.30, 3,269,106.45 and 683,493.90

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Solution

The fourth proportional to 2,179,404.30, 3,269,106.45 and 683,493.90 is: 1,025,240.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,404.30 : 3,269,106.45 = 683,493.90 : x
  2. Step 2: Convert to fraction form
    2,179,404.30/3,269,106.45 = 683,493.90/x
  3. Step 3: Cross multiply
    2,179,404.30x = 3,269,106.45 × 683,493.90
  4. Step 4: Simplify right side
    2,179,404.30x = 2,234,414,317,025.66
  5. Step 5: Solve for x
    x = 2,234,414,317,025.66/2,179,404.30
  6. Step 6: Final answer
    x = 1,025,240.85

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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.