Home / 781,017.52-1,170,314.54-541,598.43

Finding the Fourth Proportional to 781,017.52, 1,170,314.54 and 541,598.43

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Solution

The fourth proportional to 781,017.52, 1,170,314.54 and 541,598.43 is: 811,557.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,017.52 : 1,170,314.54 = 541,598.43 : x
  2. Step 2: Convert to fraction form
    781,017.52/1,170,314.54 = 541,598.43/x
  3. Step 3: Cross multiply
    781,017.52x = 1,170,314.54 × 541,598.43
  4. Step 4: Simplify right side
    781,017.52x = 633,840,517,470.17
  5. Step 5: Solve for x
    x = 633,840,517,470.17/781,017.52
  6. Step 6: Final answer
    x = 811,557.36

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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.