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Finding the Fourth Proportional to 3,796,261.62, 5,694,986.31 and 1,236,882.48

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Solution

The fourth proportional to 3,796,261.62, 5,694,986.31 and 1,236,882.48 is: 1,855,517.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,796,261.62 : 5,694,986.31 = 1,236,882.48 : x
  2. Step 2: Convert to fraction form
    3,796,261.62/5,694,986.31 = 1,236,882.48/x
  3. Step 3: Cross multiply
    3,796,261.62x = 5,694,986.31 × 1,236,882.48
  4. Step 4: Simplify right side
    3,796,261.62x = 7,044,028,790,678.85
  5. Step 5: Solve for x
    x = 7,044,028,790,678.85/3,796,261.62
  6. Step 6: Final answer
    x = 1,855,517.22

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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.