Home / 2,279,355.60-3,419,033.40-1,332,238.80

Finding the Fourth Proportional to 2,279,355.60, 3,419,033.40 and 1,332,238.80

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Solution

The fourth proportional to 2,279,355.60, 3,419,033.40 and 1,332,238.80 is: 1,998,358.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,355.60 : 3,419,033.40 = 1,332,238.80 : x
  2. Step 2: Convert to fraction form
    2,279,355.60/3,419,033.40 = 1,332,238.80/x
  3. Step 3: Cross multiply
    2,279,355.60x = 3,419,033.40 × 1,332,238.80
  4. Step 4: Simplify right side
    2,279,355.60x = 4,554,968,953,975.92
  5. Step 5: Solve for x
    x = 4,554,968,953,975.92/2,279,355.60
  6. Step 6: Final answer
    x = 1,998,358.20

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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.