Home / 1,469,481.20-2,204,221.80-404,687.60

Finding the Fourth Proportional to 1,469,481.20, 2,204,221.80 and 404,687.60

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Solution

The fourth proportional to 1,469,481.20, 2,204,221.80 and 404,687.60 is: 607,031.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,481.20 : 2,204,221.80 = 404,687.60 : x
  2. Step 2: Convert to fraction form
    1,469,481.20/2,204,221.80 = 404,687.60/x
  3. Step 3: Cross multiply
    1,469,481.20x = 2,204,221.80 × 404,687.60
  4. Step 4: Simplify right side
    1,469,481.20x = 892,021,230,109.68
  5. Step 5: Solve for x
    x = 892,021,230,109.68/1,469,481.20
  6. Step 6: Final answer
    x = 607,031.40

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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.