Home / 3,971,956.66-5,481,873-2,206,257.76

Finding the Fourth Proportional to 3,971,956.66, 5,481,873 and 2,206,257.76

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Solution

The fourth proportional to 3,971,956.66, 5,481,873 and 2,206,257.76 is: 3,044,953.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,971,956.66 : 5,481,873 = 2,206,257.76 : x
  2. Step 2: Convert to fraction form
    3,971,956.66/5,481,873 = 2,206,257.76/x
  3. Step 3: Cross multiply
    3,971,956.66x = 5,481,873 × 2,206,257.76
  4. Step 4: Simplify right side
    3,971,956.66x = 12,094,424,845,584.48
  5. Step 5: Solve for x
    x = 12,094,424,845,584.48/3,971,956.66
  6. Step 6: Final answer
    x = 3,044,953.88

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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.