Home / 3,126,753.30-4,317,612.48-1,967,132.43

Finding the Fourth Proportional to 3,126,753.30, 4,317,612.48 and 1,967,132.43

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Solution

The fourth proportional to 3,126,753.30, 4,317,612.48 and 1,967,132.43 is: 2,716,336.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126,753.30 : 4,317,612.48 = 1,967,132.43 : x
  2. Step 2: Convert to fraction form
    3,126,753.30/4,317,612.48 = 1,967,132.43/x
  3. Step 3: Cross multiply
    3,126,753.30x = 4,317,612.48 × 1,967,132.43
  4. Step 4: Simplify right side
    3,126,753.30x = 8,493,315,529,580.73
  5. Step 5: Solve for x
    x = 8,493,315,529,580.73/3,126,753.30
  6. Step 6: Final answer
    x = 2,716,336.95

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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.