Home / 1,247,832.75-1,722,009.17-674,872.92

Finding the Fourth Proportional to 1,247,832.75, 1,722,009.17 and 674,872.92

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Solution

The fourth proportional to 1,247,832.75, 1,722,009.17 and 674,872.92 is: 931,324.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,832.75 : 1,722,009.17 = 674,872.92 : x
  2. Step 2: Convert to fraction form
    1,247,832.75/1,722,009.17 = 674,872.92/x
  3. Step 3: Cross multiply
    1,247,832.75x = 1,722,009.17 × 674,872.92
  4. Step 4: Simplify right side
    1,247,832.75x = 1,162,137,356,824.68
  5. Step 5: Solve for x
    x = 1,162,137,356,824.68/1,247,832.75
  6. Step 6: Final answer
    x = 931,324.62

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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.