Home / 3,972,008.62-5,481,553.94-2,205,915.01

Finding the Fourth Proportional to 3,972,008.62, 5,481,553.94 and 2,205,915.01

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Solution

The fourth proportional to 3,972,008.62, 5,481,553.94 and 2,205,915.01 is: 3,044,263.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972,008.62 : 5,481,553.94 = 2,205,915.01 : x
  2. Step 2: Convert to fraction form
    3,972,008.62/5,481,553.94 = 2,205,915.01/x
  3. Step 3: Cross multiply
    3,972,008.62x = 5,481,553.94 × 2,205,915.01
  4. Step 4: Simplify right side
    3,972,008.62x = 12,091,842,114,370.64
  5. Step 5: Solve for x
    x = 12,091,842,114,370.64/3,972,008.62
  6. Step 6: Final answer
    x = 3,044,263.81

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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.