Home / 2,049.40-3,074.10-1,822.60

Finding the Fourth Proportional to 2,049.40, 3,074.10 and 1,822.60

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Solution

The fourth proportional to 2,049.40, 3,074.10 and 1,822.60 is: 2,733.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049.40 : 3,074.10 = 1,822.60 : x
  2. Step 2: Convert to fraction form
    2,049.40/3,074.10 = 1,822.60/x
  3. Step 3: Cross multiply
    2,049.40x = 3,074.10 × 1,822.60
  4. Step 4: Simplify right side
    2,049.40x = 5,602,854.66
  5. Step 5: Solve for x
    x = 5,602,854.66/2,049.40
  6. Step 6: Final answer
    x = 2,733.90

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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.