Home / 2,057,163.60-3,085,745.40-858,687.60

Finding the Fourth Proportional to 2,057,163.60, 3,085,745.40 and 858,687.60

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Solution

The fourth proportional to 2,057,163.60, 3,085,745.40 and 858,687.60 is: 1,288,031.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,163.60 : 3,085,745.40 = 858,687.60 : x
  2. Step 2: Convert to fraction form
    2,057,163.60/3,085,745.40 = 858,687.60/x
  3. Step 3: Cross multiply
    2,057,163.60x = 3,085,745.40 × 858,687.60
  4. Step 4: Simplify right side
    2,057,163.60x = 2,649,691,311,737.04
  5. Step 5: Solve for x
    x = 2,649,691,311,737.04/2,057,163.60
  6. Step 6: Final answer
    x = 1,288,031.40

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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.