Home / 3,969,424.85-5,477,476.97-2,226,855.92

Finding the Fourth Proportional to 3,969,424.85, 5,477,476.97 and 2,226,855.92

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Solution

The fourth proportional to 3,969,424.85, 5,477,476.97 and 2,226,855.92 is: 3,072,876.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,969,424.85 : 5,477,476.97 = 2,226,855.92 : x
  2. Step 2: Convert to fraction form
    3,969,424.85/5,477,476.97 = 2,226,855.92/x
  3. Step 3: Cross multiply
    3,969,424.85x = 5,477,476.97 × 2,226,855.92
  4. Step 4: Simplify right side
    3,969,424.85x = 12,197,551,995,487.92
  5. Step 5: Solve for x
    x = 12,197,551,995,487.92/3,969,424.85
  6. Step 6: Final answer
    x = 3,072,876.42

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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.