Home / 5,061,691-6,985,134.10-2,769,851.88

Finding the Fourth Proportional to 5,061,691, 6,985,134.10 and 2,769,851.88

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Solution

The fourth proportional to 5,061,691, 6,985,134.10 and 2,769,851.88 is: 3,822,395.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,061,691 : 6,985,134.10 = 2,769,851.88 : x
  2. Step 2: Convert to fraction form
    5,061,691/6,985,134.10 = 2,769,851.88/x
  3. Step 3: Cross multiply
    5,061,691x = 6,985,134.10 × 2,769,851.88
  4. Step 4: Simplify right side
    5,061,691x = 19,347,786,818,937.11
  5. Step 5: Solve for x
    x = 19,347,786,818,937.11/5,061,691
  6. Step 6: Final answer
    x = 3,822,395.88

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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.