Home / 981,102.90-1,353,952.73-593,989.32

Finding the Fourth Proportional to 981,102.90, 1,353,952.73 and 593,989.32

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Solution

The fourth proportional to 981,102.90, 1,353,952.73 and 593,989.32 is: 819,723.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,102.90 : 1,353,952.73 = 593,989.32 : x
  2. Step 2: Convert to fraction form
    981,102.90/1,353,952.73 = 593,989.32/x
  3. Step 3: Cross multiply
    981,102.90x = 1,353,952.73 × 593,989.32
  4. Step 4: Simplify right side
    981,102.90x = 804,233,458,434.90
  5. Step 5: Solve for x
    x = 804,233,458,434.90/981,102.90
  6. Step 6: Final answer
    x = 819,723.86

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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.