Home / 3,414,458.70-5,120,211.83-1,707,942.60

Finding the Fourth Proportional to 3,414,458.70, 5,120,211.83 and 1,707,942.60

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Solution

The fourth proportional to 3,414,458.70, 5,120,211.83 and 1,707,942.60 is: 2,561,175.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414,458.70 : 5,120,211.83 = 1,707,942.60 : x
  2. Step 2: Convert to fraction form
    3,414,458.70/5,120,211.83 = 1,707,942.60/x
  3. Step 3: Cross multiply
    3,414,458.70x = 5,120,211.83 × 1,707,942.60
  4. Step 4: Simplify right side
    3,414,458.70x = 8,745,027,896,941.25
  5. Step 5: Solve for x
    x = 8,745,027,896,941.25/3,414,458.70
  6. Step 6: Final answer
    x = 2,561,175.48

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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.