Home / 3,250,879.80-4,876,640.46-1,120,683.48

Finding the Fourth Proportional to 3,250,879.80, 4,876,640.46 and 1,120,683.48

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Solution

The fourth proportional to 3,250,879.80, 4,876,640.46 and 1,120,683.48 is: 1,681,135.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,250,879.80 : 4,876,640.46 = 1,120,683.48 : x
  2. Step 2: Convert to fraction form
    3,250,879.80/4,876,640.46 = 1,120,683.48/x
  3. Step 3: Cross multiply
    3,250,879.80x = 4,876,640.46 × 1,120,683.48
  4. Step 4: Simplify right side
    3,250,879.80x = 5,465,170,401,421.60
  5. Step 5: Solve for x
    x = 5,465,170,401,421.60/3,250,879.80
  6. Step 6: Final answer
    x = 1,681,135.80

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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.