Home / 2,491,771.39-3,438,647.46-1,345,851.73

Finding the Fourth Proportional to 2,491,771.39, 3,438,647.46 and 1,345,851.73

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Solution

The fourth proportional to 2,491,771.39, 3,438,647.46 and 1,345,851.73 is: 1,857,276.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,771.39 : 3,438,647.46 = 1,345,851.73 : x
  2. Step 2: Convert to fraction form
    2,491,771.39/3,438,647.46 = 1,345,851.73/x
  3. Step 3: Cross multiply
    2,491,771.39x = 3,438,647.46 × 1,345,851.73
  4. Step 4: Simplify right side
    2,491,771.39x = 4,627,909,632,901.11
  5. Step 5: Solve for x
    x = 4,627,909,632,901.11/2,491,771.39
  6. Step 6: Final answer
    x = 1,857,276.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.