Home / 1,276,291.59-1,761,198.87-703,331.61

Finding the Fourth Proportional to 1,276,291.59, 1,761,198.87 and 703,331.61

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Solution

The fourth proportional to 1,276,291.59, 1,761,198.87 and 703,331.61 is: 970,551.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,291.59 : 1,761,198.87 = 703,331.61 : x
  2. Step 2: Convert to fraction form
    1,276,291.59/1,761,198.87 = 703,331.61/x
  3. Step 3: Cross multiply
    1,276,291.59x = 1,761,198.87 × 703,331.61
  4. Step 4: Simplify right side
    1,276,291.59x = 1,238,706,836,767.28
  5. Step 5: Solve for x
    x = 1,238,706,836,767.28/1,276,291.59
  6. Step 6: Final answer
    x = 970,551.59

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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.