Home / 3,942,330.82-5,440,408.95-2,223,446.02

Finding the Fourth Proportional to 3,942,330.82, 5,440,408.95 and 2,223,446.02

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Solution

The fourth proportional to 3,942,330.82, 5,440,408.95 and 2,223,446.02 is: 3,068,351.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942,330.82 : 5,440,408.95 = 2,223,446.02 : x
  2. Step 2: Convert to fraction form
    3,942,330.82/5,440,408.95 = 2,223,446.02/x
  3. Step 3: Cross multiply
    3,942,330.82x = 5,440,408.95 × 2,223,446.02
  4. Step 4: Simplify right side
    3,942,330.82x = 12,096,455,627,049.88
  5. Step 5: Solve for x
    x = 12,096,455,627,049.88/3,942,330.82
  6. Step 6: Final answer
    x = 3,068,351.23

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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.