Home / 1,259,844.10-1,889,766.15-628,675.90

Finding the Fourth Proportional to 1,259,844.10, 1,889,766.15 and 628,675.90

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Solution

The fourth proportional to 1,259,844.10, 1,889,766.15 and 628,675.90 is: 943,013.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,844.10 : 1,889,766.15 = 628,675.90 : x
  2. Step 2: Convert to fraction form
    1,259,844.10/1,889,766.15 = 628,675.90/x
  3. Step 3: Cross multiply
    1,259,844.10x = 1,889,766.15 × 628,675.90
  4. Step 4: Simplify right side
    1,259,844.10x = 1,188,050,435,140.78
  5. Step 5: Solve for x
    x = 1,188,050,435,140.78/1,259,844.10
  6. Step 6: Final answer
    x = 943,013.85

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Similar ratio
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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.