Home / 1,363,149.59-1,881,184.25-782,422.52

Finding the Fourth Proportional to 1,363,149.59, 1,881,184.25 and 782,422.52

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Solution

The fourth proportional to 1,363,149.59, 1,881,184.25 and 782,422.52 is: 1,079,764.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,149.59 : 1,881,184.25 = 782,422.52 : x
  2. Step 2: Convert to fraction form
    1,363,149.59/1,881,184.25 = 782,422.52/x
  3. Step 3: Cross multiply
    1,363,149.59x = 1,881,184.25 × 782,422.52
  4. Step 4: Simplify right side
    1,363,149.59x = 1,471,880,917,557.20
  5. Step 5: Solve for x
    x = 1,471,880,917,557.20/1,363,149.59
  6. Step 6: Final answer
    x = 1,079,764.78

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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.