Home / 1,220,248.22-1,829,081.81-451,251.79

Finding the Fourth Proportional to 1,220,248.22, 1,829,081.81 and 451,251.79

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Solution

The fourth proportional to 1,220,248.22, 1,829,081.81 and 451,251.79 is: 676,400.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,248.22 : 1,829,081.81 = 451,251.79 : x
  2. Step 2: Convert to fraction form
    1,220,248.22/1,829,081.81 = 451,251.79/x
  3. Step 3: Cross multiply
    1,220,248.22x = 1,829,081.81 × 451,251.79
  4. Step 4: Simplify right side
    1,220,248.22x = 825,376,433,989.98
  5. Step 5: Solve for x
    x = 825,376,433,989.98/1,220,248.22
  6. Step 6: Final answer
    x = 676,400.44

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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.