Home / 814,061.49-1,122,372.44-581,765.88

Finding the Fourth Proportional to 814,061.49, 1,122,372.44 and 581,765.88

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Solution

The fourth proportional to 814,061.49, 1,122,372.44 and 581,765.88 is: 802,099.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,061.49 : 1,122,372.44 = 581,765.88 : x
  2. Step 2: Convert to fraction form
    814,061.49/1,122,372.44 = 581,765.88/x
  3. Step 3: Cross multiply
    814,061.49x = 1,122,372.44 × 581,765.88
  4. Step 4: Simplify right side
    814,061.49x = 652,957,987,335.52
  5. Step 5: Solve for x
    x = 652,957,987,335.52/814,061.49
  6. Step 6: Final answer
    x = 802,099.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.