Home / 3,642,519.16-5,027,334.44-2,172,521.96

Finding the Fourth Proportional to 3,642,519.16, 5,027,334.44 and 2,172,521.96

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Solution

The fourth proportional to 3,642,519.16, 5,027,334.44 and 2,172,521.96 is: 2,998,472.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642,519.16 : 5,027,334.44 = 2,172,521.96 : x
  2. Step 2: Convert to fraction form
    3,642,519.16/5,027,334.44 = 2,172,521.96/x
  3. Step 3: Cross multiply
    3,642,519.16x = 5,027,334.44 × 2,172,521.96
  4. Step 4: Simplify right side
    3,642,519.16x = 10,921,994,471,164.30
  5. Step 5: Solve for x
    x = 10,921,994,471,164.30/3,642,519.16
  6. Step 6: Final answer
    x = 2,998,472.76

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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.