Home / 2,720,373.66-4,080,788.92-827,131.50

Finding the Fourth Proportional to 2,720,373.66, 4,080,788.92 and 827,131.50

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Solution

The fourth proportional to 2,720,373.66, 4,080,788.92 and 827,131.50 is: 1,240,766.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,373.66 : 4,080,788.92 = 827,131.50 : x
  2. Step 2: Convert to fraction form
    2,720,373.66/4,080,788.92 = 827,131.50/x
  3. Step 3: Cross multiply
    2,720,373.66x = 4,080,788.92 × 827,131.50
  4. Step 4: Simplify right side
    2,720,373.66x = 3,375,349,060,582.98
  5. Step 5: Solve for x
    x = 3,375,349,060,582.98/2,720,373.66
  6. Step 6: Final answer
    x = 1,240,766.70

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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.