Home / 819,067.92-1,227,260.52-787,963.92

Finding the Fourth Proportional to 819,067.92, 1,227,260.52 and 787,963.92

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Solution

The fourth proportional to 819,067.92, 1,227,260.52 and 787,963.92 is: 1,180,655.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,067.92 : 1,227,260.52 = 787,963.92 : x
  2. Step 2: Convert to fraction form
    819,067.92/1,227,260.52 = 787,963.92/x
  3. Step 3: Cross multiply
    819,067.92x = 1,227,260.52 × 787,963.92
  4. Step 4: Simplify right side
    819,067.92x = 967,037,010,200.44
  5. Step 5: Solve for x
    x = 967,037,010,200.44/819,067.92
  6. Step 6: Final answer
    x = 1,180,655.46

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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.