Home / 2,279,361.60-3,419,042.40-1,332,244.80

Finding the Fourth Proportional to 2,279,361.60, 3,419,042.40 and 1,332,244.80

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Solution

The fourth proportional to 2,279,361.60, 3,419,042.40 and 1,332,244.80 is: 1,998,367.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,361.60 : 3,419,042.40 = 1,332,244.80 : x
  2. Step 2: Convert to fraction form
    2,279,361.60/3,419,042.40 = 1,332,244.80/x
  3. Step 3: Cross multiply
    2,279,361.60x = 3,419,042.40 × 1,332,244.80
  4. Step 4: Simplify right side
    2,279,361.60x = 4,555,001,458,379.52
  5. Step 5: Solve for x
    x = 4,555,001,458,379.52/2,279,361.60
  6. Step 6: Final answer
    x = 1,998,367.20

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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.