Home / 2,891,796.30-4,337,694.45-2,219,949.90

Finding the Fourth Proportional to 2,891,796.30, 4,337,694.45 and 2,219,949.90

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Solution

The fourth proportional to 2,891,796.30, 4,337,694.45 and 2,219,949.90 is: 3,329,924.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891,796.30 : 4,337,694.45 = 2,219,949.90 : x
  2. Step 2: Convert to fraction form
    2,891,796.30/4,337,694.45 = 2,219,949.90/x
  3. Step 3: Cross multiply
    2,891,796.30x = 4,337,694.45 × 2,219,949.90
  4. Step 4: Simplify right side
    2,891,796.30x = 9,629,464,360,508.06
  5. Step 5: Solve for x
    x = 9,629,464,360,508.06/2,891,796.30
  6. Step 6: Final answer
    x = 3,329,924.85

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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.