Home / 1,279,753.13-1,766,044.54-698,973.41

Finding the Fourth Proportional to 1,279,753.13, 1,766,044.54 and 698,973.41

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Solution

The fourth proportional to 1,279,753.13, 1,766,044.54 and 698,973.41 is: 964,575.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,753.13 : 1,766,044.54 = 698,973.41 : x
  2. Step 2: Convert to fraction form
    1,279,753.13/1,766,044.54 = 698,973.41/x
  3. Step 3: Cross multiply
    1,279,753.13x = 1,766,044.54 × 698,973.41
  4. Step 4: Simplify right side
    1,279,753.13x = 1,234,418,174,335.68
  5. Step 5: Solve for x
    x = 1,234,418,174,335.68/1,279,753.13
  6. Step 6: Final answer
    x = 964,575.23

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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.