Home / 3,945,358.22-5,444,595.51-2,226,842.78

Finding the Fourth Proportional to 3,945,358.22, 5,444,595.51 and 2,226,842.78

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Solution

The fourth proportional to 3,945,358.22, 5,444,595.51 and 2,226,842.78 is: 3,073,043.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,945,358.22 : 5,444,595.51 = 2,226,842.78 : x
  2. Step 2: Convert to fraction form
    3,945,358.22/5,444,595.51 = 2,226,842.78/x
  3. Step 3: Cross multiply
    3,945,358.22x = 5,444,595.51 × 2,226,842.78
  4. Step 4: Simplify right side
    3,945,358.22x = 12,124,258,201,463.92
  5. Step 5: Solve for x
    x = 12,124,258,201,463.92/3,945,358.22
  6. Step 6: Final answer
    x = 3,073,043.69

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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.