Home / 2,246,872.62-3,100,449.87-1,279,800.30

Finding the Fourth Proportional to 2,246,872.62, 3,100,449.87 and 1,279,800.30

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Solution

The fourth proportional to 2,246,872.62, 3,100,449.87 and 1,279,800.30 is: 1,765,990.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246,872.62 : 3,100,449.87 = 1,279,800.30 : x
  2. Step 2: Convert to fraction form
    2,246,872.62/3,100,449.87 = 1,279,800.30/x
  3. Step 3: Cross multiply
    2,246,872.62x = 3,100,449.87 × 1,279,800.30
  4. Step 4: Simplify right side
    2,246,872.62x = 3,967,956,673,760.96
  5. Step 5: Solve for x
    x = 3,967,956,673,760.96/2,246,872.62
  6. Step 6: Final answer
    x = 1,765,990.93

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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.