Home / 1,234,221.30-1,851,468.03-392,576.22

Finding the Fourth Proportional to 1,234,221.30, 1,851,468.03 and 392,576.22

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Solution

The fourth proportional to 1,234,221.30, 1,851,468.03 and 392,576.22 is: 588,907.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,221.30 : 1,851,468.03 = 392,576.22 : x
  2. Step 2: Convert to fraction form
    1,234,221.30/1,851,468.03 = 392,576.22/x
  3. Step 3: Cross multiply
    1,234,221.30x = 1,851,468.03 × 392,576.22
  4. Step 4: Simplify right side
    1,234,221.30x = 726,842,320,668.25
  5. Step 5: Solve for x
    x = 726,842,320,668.25/1,234,221.30
  6. Step 6: Final answer
    x = 588,907.61

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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.