Home / 1,761,279.39-2,641,086.39-682,297.31

Finding the Fourth Proportional to 1,761,279.39, 2,641,086.39 and 682,297.31

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Solution

The fourth proportional to 1,761,279.39, 2,641,086.39 and 682,297.31 is: 1,023,123.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,279.39 : 2,641,086.39 = 682,297.31 : x
  2. Step 2: Convert to fraction form
    1,761,279.39/2,641,086.39 = 682,297.31/x
  3. Step 3: Cross multiply
    1,761,279.39x = 2,641,086.39 × 682,297.31
  4. Step 4: Simplify right side
    1,761,279.39x = 1,802,006,126,169.18
  5. Step 5: Solve for x
    x = 1,802,006,126,169.18/1,761,279.39
  6. Step 6: Final answer
    x = 1,023,123.38

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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.