Home / 981,102.15-1,353,951.69-593,988.57

Finding the Fourth Proportional to 981,102.15, 1,353,951.69 and 593,988.57

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Solution

The fourth proportional to 981,102.15, 1,353,951.69 and 593,988.57 is: 819,722.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,102.15 : 1,353,951.69 = 593,988.57 : x
  2. Step 2: Convert to fraction form
    981,102.15/1,353,951.69 = 593,988.57/x
  3. Step 3: Cross multiply
    981,102.15x = 1,353,951.69 × 593,988.57
  4. Step 4: Simplify right side
    981,102.15x = 804,231,828,192.18
  5. Step 5: Solve for x
    x = 804,231,828,192.18/981,102.15
  6. Step 6: Final answer
    x = 819,722.83

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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.