Home / 1,614,458.25-2,421,984.94-667,902.78

Finding the Fourth Proportional to 1,614,458.25, 2,421,984.94 and 667,902.78

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Solution

The fourth proportional to 1,614,458.25, 2,421,984.94 and 667,902.78 is: 1,001,977.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614,458.25 : 2,421,984.94 = 667,902.78 : x
  2. Step 2: Convert to fraction form
    1,614,458.25/2,421,984.94 = 667,902.78/x
  3. Step 3: Cross multiply
    1,614,458.25x = 2,421,984.94 × 667,902.78
  4. Step 4: Simplify right side
    1,614,458.25x = 1,617,650,472,874.38
  5. Step 5: Solve for x
    x = 1,617,650,472,874.38/1,614,458.25
  6. Step 6: Final answer
    x = 1,001,977.27

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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.