Home / 3,613,629.12-4,986,815.52-1,982,049.96

Finding the Fourth Proportional to 3,613,629.12, 4,986,815.52 and 1,982,049.96

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Solution

The fourth proportional to 3,613,629.12, 4,986,815.52 and 1,982,049.96 is: 2,735,232.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613,629.12 : 4,986,815.52 = 1,982,049.96 : x
  2. Step 2: Convert to fraction form
    3,613,629.12/4,986,815.52 = 1,982,049.96/x
  3. Step 3: Cross multiply
    3,613,629.12x = 4,986,815.52 × 1,982,049.96
  4. Step 4: Simplify right side
    3,613,629.12x = 9,884,117,501,943.38
  5. Step 5: Solve for x
    x = 9,884,117,501,943.38/3,613,629.12
  6. Step 6: Final answer
    x = 2,735,232.97

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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.