Home / 3,438,216.72-5,158,131.84-3,381,092.28

Finding the Fourth Proportional to 3,438,216.72, 5,158,131.84 and 3,381,092.28

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Solution

The fourth proportional to 3,438,216.72, 5,158,131.84 and 3,381,092.28 is: 5,072,431.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,216.72 : 5,158,131.84 = 3,381,092.28 : x
  2. Step 2: Convert to fraction form
    3,438,216.72/5,158,131.84 = 3,381,092.28/x
  3. Step 3: Cross multiply
    3,438,216.72x = 5,158,131.84 × 3,381,092.28
  4. Step 4: Simplify right side
    3,438,216.72x = 17,440,119,743,446.19
  5. Step 5: Solve for x
    x = 17,440,119,743,446.19/3,438,216.72
  6. Step 6: Final answer
    x = 5,072,431.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.