Home / 970,712.20-1,456,068.30-876,233.80

Finding the Fourth Proportional to 970,712.20, 1,456,068.30 and 876,233.80

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Solution

The fourth proportional to 970,712.20, 1,456,068.30 and 876,233.80 is: 1,314,350.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,712.20 : 1,456,068.30 = 876,233.80 : x
  2. Step 2: Convert to fraction form
    970,712.20/1,456,068.30 = 876,233.80/x
  3. Step 3: Cross multiply
    970,712.20x = 1,456,068.30 × 876,233.80
  4. Step 4: Simplify right side
    970,712.20x = 1,275,856,259,568.54
  5. Step 5: Solve for x
    x = 1,275,856,259,568.54/970,712.20
  6. Step 6: Final answer
    x = 1,314,350.70

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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.