Home / 1,227,644.73-1,694,234.79-744,230.25

Finding the Fourth Proportional to 1,227,644.73, 1,694,234.79 and 744,230.25

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Solution

The fourth proportional to 1,227,644.73, 1,694,234.79 and 744,230.25 is: 1,027,089.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,644.73 : 1,694,234.79 = 744,230.25 : x
  2. Step 2: Convert to fraction form
    1,227,644.73/1,694,234.79 = 744,230.25/x
  3. Step 3: Cross multiply
    1,227,644.73x = 1,694,234.79 × 744,230.25
  4. Step 4: Simplify right side
    1,227,644.73x = 1,260,900,781,320.40
  5. Step 5: Solve for x
    x = 1,260,900,781,320.40/1,227,644.73
  6. Step 6: Final answer
    x = 1,027,089.31

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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.