Home / 3,942,867.28-5,441,153.16-2,132,026.96

Finding the Fourth Proportional to 3,942,867.28, 5,441,153.16 and 2,132,026.96

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Solution

The fourth proportional to 3,942,867.28, 5,441,153.16 and 2,132,026.96 is: 2,942,195.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942,867.28 : 5,441,153.16 = 2,132,026.96 : x
  2. Step 2: Convert to fraction form
    3,942,867.28/5,441,153.16 = 2,132,026.96/x
  3. Step 3: Cross multiply
    3,942,867.28x = 5,441,153.16 × 2,132,026.96
  4. Step 4: Simplify right side
    3,942,867.28x = 11,600,685,230,609.19
  5. Step 5: Solve for x
    x = 11,600,685,230,609.19/3,942,867.28
  6. Step 6: Final answer
    x = 2,942,195.21

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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.