Home / 931,092.60-1,394,306.10-613,831.80

Finding the Fourth Proportional to 931,092.60, 1,394,306.10 and 613,831.80

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Solution

The fourth proportional to 931,092.60, 1,394,306.10 and 613,831.80 is: 919,209.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,092.60 : 1,394,306.10 = 613,831.80 : x
  2. Step 2: Convert to fraction form
    931,092.60/1,394,306.10 = 613,831.80/x
  3. Step 3: Cross multiply
    931,092.60x = 1,394,306.10 × 613,831.80
  4. Step 4: Simplify right side
    931,092.60x = 855,869,423,113.98
  5. Step 5: Solve for x
    x = 855,869,423,113.98/931,092.60
  6. Step 6: Final answer
    x = 919,209.78

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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.