Home / 2,757,388.40-4,139,452.20-1,560,143.60

Finding the Fourth Proportional to 2,757,388.40, 4,139,452.20 and 1,560,143.60

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Solution

The fourth proportional to 2,757,388.40, 4,139,452.20 and 1,560,143.60 is: 2,342,121.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,757,388.40 : 4,139,452.20 = 1,560,143.60 : x
  2. Step 2: Convert to fraction form
    2,757,388.40/4,139,452.20 = 1,560,143.60/x
  3. Step 3: Cross multiply
    2,757,388.40x = 4,139,452.20 × 1,560,143.60
  4. Step 4: Simplify right side
    2,757,388.40x = 6,458,139,857,335.92
  5. Step 5: Solve for x
    x = 6,458,139,857,335.92/2,757,388.40
  6. Step 6: Final answer
    x = 2,342,121.94

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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.