Home / 2,647,330.43-3,970,538.60-702,072.50

Finding the Fourth Proportional to 2,647,330.43, 3,970,538.60 and 702,072.50

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Solution

The fourth proportional to 2,647,330.43, 3,970,538.60 and 702,072.50 is: 1,052,987.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,647,330.43 : 3,970,538.60 = 702,072.50 : x
  2. Step 2: Convert to fraction form
    2,647,330.43/3,970,538.60 = 702,072.50/x
  3. Step 3: Cross multiply
    2,647,330.43x = 3,970,538.60 × 702,072.50
  4. Step 4: Simplify right side
    2,647,330.43x = 2,787,605,937,885.44
  5. Step 5: Solve for x
    x = 2,787,605,937,885.44/2,647,330.43
  6. Step 6: Final answer
    x = 1,052,987.53

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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.