Home / 3,381,997.72-5,072,922.68-823,226.17

Finding the Fourth Proportional to 3,381,997.72, 5,072,922.68 and 823,226.17

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Solution

The fourth proportional to 3,381,997.72, 5,072,922.68 and 823,226.17 is: 1,234,821.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381,997.72 : 5,072,922.68 = 823,226.17 : x
  2. Step 2: Convert to fraction form
    3,381,997.72/5,072,922.68 = 823,226.17/x
  3. Step 3: Cross multiply
    3,381,997.72x = 5,072,922.68 × 823,226.17
  4. Step 4: Simplify right side
    3,381,997.72x = 4,176,162,708,562.54
  5. Step 5: Solve for x
    x = 4,176,162,708,562.54/3,381,997.72
  6. Step 6: Final answer
    x = 1,234,821.27

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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.