Home / 3,147,102.54-4,342,995.12-1,770,447.12

Finding the Fourth Proportional to 3,147,102.54, 4,342,995.12 and 1,770,447.12

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Solution

The fourth proportional to 3,147,102.54, 4,342,995.12 and 1,770,447.12 is: 2,443,213.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,102.54 : 4,342,995.12 = 1,770,447.12 : x
  2. Step 2: Convert to fraction form
    3,147,102.54/4,342,995.12 = 1,770,447.12/x
  3. Step 3: Cross multiply
    3,147,102.54x = 4,342,995.12 × 1,770,447.12
  4. Step 4: Simplify right side
    3,147,102.54x = 7,689,043,202,378.06
  5. Step 5: Solve for x
    x = 7,689,043,202,378.06/3,147,102.54
  6. Step 6: Final answer
    x = 2,443,213.43

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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.