Home / 5,185,961.88-7,156,742.06-2,862,849.04

Finding the Fourth Proportional to 5,185,961.88, 7,156,742.06 and 2,862,849.04

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Solution

The fourth proportional to 5,185,961.88, 7,156,742.06 and 2,862,849.04 is: 3,950,794.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185,961.88 : 7,156,742.06 = 2,862,849.04 : x
  2. Step 2: Convert to fraction form
    5,185,961.88/7,156,742.06 = 2,862,849.04/x
  3. Step 3: Cross multiply
    5,185,961.88x = 7,156,742.06 × 2,862,849.04
  4. Step 4: Simplify right side
    5,185,961.88x = 20,488,672,135,998.62
  5. Step 5: Solve for x
    x = 20,488,672,135,998.62/5,185,961.88
  6. Step 6: Final answer
    x = 3,950,794.97

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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.