Home / 1,227,644.76-1,694,234.94-744,230.28

Finding the Fourth Proportional to 1,227,644.76, 1,694,234.94 and 744,230.28

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Solution

The fourth proportional to 1,227,644.76, 1,694,234.94 and 744,230.28 is: 1,027,089.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,644.76 : 1,694,234.94 = 744,230.28 : x
  2. Step 2: Convert to fraction form
    1,227,644.76/1,694,234.94 = 744,230.28/x
  3. Step 3: Cross multiply
    1,227,644.76x = 1,694,234.94 × 744,230.28
  4. Step 4: Simplify right side
    1,227,644.76x = 1,260,900,943,781.98
  5. Step 5: Solve for x
    x = 1,260,900,943,781.98/1,227,644.76
  6. Step 6: Final answer
    x = 1,027,089.42

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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.