Home / 2,880,308.62-3,974,813.13-1,591,149.61

Finding the Fourth Proportional to 2,880,308.62, 3,974,813.13 and 1,591,149.61

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Solution

The fourth proportional to 2,880,308.62, 3,974,813.13 and 1,591,149.61 is: 2,195,779.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880,308.62 : 3,974,813.13 = 1,591,149.61 : x
  2. Step 2: Convert to fraction form
    2,880,308.62/3,974,813.13 = 1,591,149.61/x
  3. Step 3: Cross multiply
    2,880,308.62x = 3,974,813.13 × 1,591,149.61
  4. Step 4: Simplify right side
    2,880,308.62x = 6,324,522,361,622.38
  5. Step 5: Solve for x
    x = 6,324,522,361,622.38/2,880,308.62
  6. Step 6: Final answer
    x = 2,195,779.41

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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.