Home / 2,275,885.80-3,140,454.54-1,257,229.80

Finding the Fourth Proportional to 2,275,885.80, 3,140,454.54 and 1,257,229.80

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Solution

The fourth proportional to 2,275,885.80, 3,140,454.54 and 1,257,229.80 is: 1,734,829.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,275,885.80 : 3,140,454.54 = 1,257,229.80 : x
  2. Step 2: Convert to fraction form
    2,275,885.80/3,140,454.54 = 1,257,229.80/x
  3. Step 3: Cross multiply
    2,275,885.80x = 3,140,454.54 × 1,257,229.80
  4. Step 4: Simplify right side
    2,275,885.80x = 3,948,273,033,233.29
  5. Step 5: Solve for x
    x = 3,948,273,033,233.29/2,275,885.80
  6. Step 6: Final answer
    x = 1,734,829.15

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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.