Home / 2,481,338.60-3,722,007.90-985,430.60

Finding the Fourth Proportional to 2,481,338.60, 3,722,007.90 and 985,430.60

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Solution

The fourth proportional to 2,481,338.60, 3,722,007.90 and 985,430.60 is: 1,478,145.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481,338.60 : 3,722,007.90 = 985,430.60 : x
  2. Step 2: Convert to fraction form
    2,481,338.60/3,722,007.90 = 985,430.60/x
  3. Step 3: Cross multiply
    2,481,338.60x = 3,722,007.90 × 985,430.60
  4. Step 4: Simplify right side
    2,481,338.60x = 3,667,780,478,101.74
  5. Step 5: Solve for x
    x = 3,667,780,478,101.74/2,481,338.60
  6. Step 6: Final answer
    x = 1,478,145.90

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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.