Home / 2,741,973.60-3,787,865.05-2,189,964.56

Finding the Fourth Proportional to 2,741,973.60, 3,787,865.05 and 2,189,964.56

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Solution

The fourth proportional to 2,741,973.60, 3,787,865.05 and 2,189,964.56 is: 3,025,299.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,741,973.60 : 3,787,865.05 = 2,189,964.56 : x
  2. Step 2: Convert to fraction form
    2,741,973.60/3,787,865.05 = 2,189,964.56/x
  3. Step 3: Cross multiply
    2,741,973.60x = 3,787,865.05 × 2,189,964.56
  4. Step 4: Simplify right side
    2,741,973.60x = 8,295,290,193,148.39
  5. Step 5: Solve for x
    x = 8,295,290,193,148.39/2,741,973.60
  6. Step 6: Final answer
    x = 3,025,299.08

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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.