Home / 981,162.20-1,354,016.04-593,972.48

Finding the Fourth Proportional to 981,162.20, 1,354,016.04 and 593,972.48

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Solution

The fourth proportional to 981,162.20, 1,354,016.04 and 593,972.48 is: 819,689.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,162.20 : 1,354,016.04 = 593,972.48 : x
  2. Step 2: Convert to fraction form
    981,162.20/1,354,016.04 = 593,972.48/x
  3. Step 3: Cross multiply
    981,162.20x = 1,354,016.04 × 593,972.48
  4. Step 4: Simplify right side
    981,162.20x = 804,248,265,238.58
  5. Step 5: Solve for x
    x = 804,248,265,238.58/981,162.20
  6. Step 6: Final answer
    x = 819,689.41

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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.