Home / 1,227,630.94-1,694,215.84-744,216.46

Finding the Fourth Proportional to 1,227,630.94, 1,694,215.84 and 744,216.46

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Solution

The fourth proportional to 1,227,630.94, 1,694,215.84 and 744,216.46 is: 1,027,070.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,630.94 : 1,694,215.84 = 744,216.46 : x
  2. Step 2: Convert to fraction form
    1,227,630.94/1,694,215.84 = 744,216.46/x
  3. Step 3: Cross multiply
    1,227,630.94x = 1,694,215.84 × 744,216.46
  4. Step 4: Simplify right side
    1,227,630.94x = 1,260,863,314,920.73
  5. Step 5: Solve for x
    x = 1,260,863,314,920.73/1,227,630.94
  6. Step 6: Final answer
    x = 1,027,070.33

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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.