Home / 2,228,627.40-3,342,941.10-1,431,465.90

Finding the Fourth Proportional to 2,228,627.40, 3,342,941.10 and 1,431,465.90

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Solution

The fourth proportional to 2,228,627.40, 3,342,941.10 and 1,431,465.90 is: 2,147,198.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228,627.40 : 3,342,941.10 = 1,431,465.90 : x
  2. Step 2: Convert to fraction form
    2,228,627.40/3,342,941.10 = 1,431,465.90/x
  3. Step 3: Cross multiply
    2,228,627.40x = 3,342,941.10 × 1,431,465.90
  4. Step 4: Simplify right side
    2,228,627.40x = 4,785,306,190,358.49
  5. Step 5: Solve for x
    x = 4,785,306,190,358.49/2,228,627.40
  6. Step 6: Final answer
    x = 2,147,198.85

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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.