Home / 3,451,704.78-4,763,147.67-1,981,273.62

Finding the Fourth Proportional to 3,451,704.78, 4,763,147.67 and 1,981,273.62

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Solution

The fourth proportional to 3,451,704.78, 4,763,147.67 and 1,981,273.62 is: 2,734,039.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451,704.78 : 4,763,147.67 = 1,981,273.62 : x
  2. Step 2: Convert to fraction form
    3,451,704.78/4,763,147.67 = 1,981,273.62/x
  3. Step 3: Cross multiply
    3,451,704.78x = 4,763,147.67 × 1,981,273.62
  4. Step 4: Simplify right side
    3,451,704.78x = 9,437,098,826,735.47
  5. Step 5: Solve for x
    x = 9,437,098,826,735.47/3,451,704.78
  6. Step 6: Final answer
    x = 2,734,039.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.