Home / 4,156,186.20-6,238,215.90-2,561,863.20

Finding the Fourth Proportional to 4,156,186.20, 6,238,215.90 and 2,561,863.20

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Solution

The fourth proportional to 4,156,186.20, 6,238,215.90 and 2,561,863.20 is: 3,845,221.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156,186.20 : 6,238,215.90 = 2,561,863.20 : x
  2. Step 2: Convert to fraction form
    4,156,186.20/6,238,215.90 = 2,561,863.20/x
  3. Step 3: Cross multiply
    4,156,186.20x = 6,238,215.90 × 2,561,863.20
  4. Step 4: Simplify right side
    4,156,186.20x = 15,981,455,747,864.88
  5. Step 5: Solve for x
    x = 15,981,455,747,864.88/4,156,186.20
  6. Step 6: Final answer
    x = 3,845,221.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.