Home / 2,132,272.30-3,198,962.05-636,364.46

Finding the Fourth Proportional to 2,132,272.30, 3,198,962.05 and 636,364.46

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Solution

The fourth proportional to 2,132,272.30, 3,198,962.05 and 636,364.46 is: 954,711.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,272.30 : 3,198,962.05 = 636,364.46 : x
  2. Step 2: Convert to fraction form
    2,132,272.30/3,198,962.05 = 636,364.46/x
  3. Step 3: Cross multiply
    2,132,272.30x = 3,198,962.05 × 636,364.46
  4. Step 4: Simplify right side
    2,132,272.30x = 2,035,705,757,508.74
  5. Step 5: Solve for x
    x = 2,035,705,757,508.74/2,132,272.30
  6. Step 6: Final answer
    x = 954,711.91

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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.