Home / 3,753,764.19-5,179,993.40-2,122,074.27

Finding the Fourth Proportional to 3,753,764.19, 5,179,993.40 and 2,122,074.27

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Solution

The fourth proportional to 3,753,764.19, 5,179,993.40 and 2,122,074.27 is: 2,928,348.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753,764.19 : 5,179,993.40 = 2,122,074.27 : x
  2. Step 2: Convert to fraction form
    3,753,764.19/5,179,993.40 = 2,122,074.27/x
  3. Step 3: Cross multiply
    3,753,764.19x = 5,179,993.40 × 2,122,074.27
  4. Step 4: Simplify right side
    3,753,764.19x = 10,992,330,702,299.45
  5. Step 5: Solve for x
    x = 10,992,330,702,299.45/3,753,764.19
  6. Step 6: Final answer
    x = 2,928,348.76

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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.