Home / 3,958,885.20-5,463,325.08-2,148,049.20

Finding the Fourth Proportional to 3,958,885.20, 5,463,325.08 and 2,148,049.20

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Solution

The fourth proportional to 3,958,885.20, 5,463,325.08 and 2,148,049.20 is: 2,964,342.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958,885.20 : 5,463,325.08 = 2,148,049.20 : x
  2. Step 2: Convert to fraction form
    3,958,885.20/5,463,325.08 = 2,148,049.20/x
  3. Step 3: Cross multiply
    3,958,885.20x = 5,463,325.08 × 2,148,049.20
  4. Step 4: Simplify right side
    3,958,885.20x = 11,735,491,067,433.94
  5. Step 5: Solve for x
    x = 11,735,491,067,433.94/3,958,885.20
  6. Step 6: Final answer
    x = 2,964,342.35

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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.