Home / 2,247,234.26-3,100,423.65-1,279,678.46

Finding the Fourth Proportional to 2,247,234.26, 3,100,423.65 and 1,279,678.46

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Solution

The fourth proportional to 2,247,234.26, 3,100,423.65 and 1,279,678.46 is: 1,765,523.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247,234.26 : 3,100,423.65 = 1,279,678.46 : x
  2. Step 2: Convert to fraction form
    2,247,234.26/3,100,423.65 = 1,279,678.46/x
  3. Step 3: Cross multiply
    2,247,234.26x = 3,100,423.65 × 1,279,678.46
  4. Step 4: Simplify right side
    2,247,234.26x = 3,967,545,361,779.58
  5. Step 5: Solve for x
    x = 3,967,545,361,779.58/2,247,234.26
  6. Step 6: Final answer
    x = 1,765,523.71

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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.