Home / 2,226,279.90-3,339,966.60-628,822.20

Finding the Fourth Proportional to 2,226,279.90, 3,339,966.60 and 628,822.20

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Solution

The fourth proportional to 2,226,279.90, 3,339,966.60 and 628,822.20 is: 943,387.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226,279.90 : 3,339,966.60 = 628,822.20 : x
  2. Step 2: Convert to fraction form
    2,226,279.90/3,339,966.60 = 628,822.20/x
  3. Step 3: Cross multiply
    2,226,279.90x = 3,339,966.60 × 628,822.20
  4. Step 4: Simplify right side
    2,226,279.90x = 2,100,245,145,338.52
  5. Step 5: Solve for x
    x = 2,100,245,145,338.52/2,226,279.90
  6. Step 6: Final answer
    x = 943,387.73

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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.