Home / 3,978,243.04-5,967,320.64-2,381,251.90

Finding the Fourth Proportional to 3,978,243.04, 5,967,320.64 and 2,381,251.90

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Solution

The fourth proportional to 3,978,243.04, 5,967,320.64 and 2,381,251.90 is: 3,571,851.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,978,243.04 : 5,967,320.64 = 2,381,251.90 : x
  2. Step 2: Convert to fraction form
    3,978,243.04/5,967,320.64 = 2,381,251.90/x
  3. Step 3: Cross multiply
    3,978,243.04x = 5,967,320.64 × 2,381,251.90
  4. Step 4: Simplify right side
    3,978,243.04x = 14,209,693,611,909.21
  5. Step 5: Solve for x
    x = 14,209,693,611,909.21/3,978,243.04
  6. Step 6: Final answer
    x = 3,571,851.56

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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.