Home / 3,749,216.11-5,172,453.42-2,179,087.06

Finding the Fourth Proportional to 3,749,216.11, 5,172,453.42 and 2,179,087.06

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Solution

The fourth proportional to 3,749,216.11, 5,172,453.42 and 2,179,087.06 is: 3,006,288.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749,216.11 : 5,172,453.42 = 2,179,087.06 : x
  2. Step 2: Convert to fraction form
    3,749,216.11/5,172,453.42 = 2,179,087.06/x
  3. Step 3: Cross multiply
    3,749,216.11x = 5,172,453.42 × 2,179,087.06
  4. Step 4: Simplify right side
    3,749,216.11x = 11,271,226,315,974.75
  5. Step 5: Solve for x
    x = 11,271,226,315,974.75/3,749,216.11
  6. Step 6: Final answer
    x = 3,006,288.78

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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.