Home / 4,919,910.58-7,381,997.29-2,642,778.17

Finding the Fourth Proportional to 4,919,910.58, 7,381,997.29 and 2,642,778.17

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Solution

The fourth proportional to 4,919,910.58, 7,381,997.29 and 2,642,778.17 is: 3,965,312.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919,910.58 : 7,381,997.29 = 2,642,778.17 : x
  2. Step 2: Convert to fraction form
    4,919,910.58/7,381,997.29 = 2,642,778.17/x
  3. Step 3: Cross multiply
    4,919,910.58x = 7,381,997.29 × 2,642,778.17
  4. Step 4: Simplify right side
    4,919,910.58x = 19,508,981,252,101.17
  5. Step 5: Solve for x
    x = 19,508,981,252,101.17/4,919,910.58
  6. Step 6: Final answer
    x = 3,965,312.16

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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.