Home / 3,892,114.92-5,371,086.48-2,126,014.68

Finding the Fourth Proportional to 3,892,114.92, 5,371,086.48 and 2,126,014.68

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Solution

The fourth proportional to 3,892,114.92, 5,371,086.48 and 2,126,014.68 is: 2,933,882.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,892,114.92 : 5,371,086.48 = 2,126,014.68 : x
  2. Step 2: Convert to fraction form
    3,892,114.92/5,371,086.48 = 2,126,014.68/x
  3. Step 3: Cross multiply
    3,892,114.92x = 5,371,086.48 × 2,126,014.68
  4. Step 4: Simplify right side
    3,892,114.92x = 11,419,008,704,029.53
  5. Step 5: Solve for x
    x = 11,419,008,704,029.53/3,892,114.92
  6. Step 6: Final answer
    x = 2,933,882.72

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Double scale
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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.