Home / 1,538,629.31-3,561,651.56

Finding the Third Proportional to 1,538,629.31 and 3,561,651.56

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Solution

The third proportional to 1,538,629.31 and 3,561,651.56 is: 8,244,586.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,629.31 : 3,561,651.56 = 3,561,651.56 : x
  2. Step 2: Convert to fraction form
    1,538,629.31/3,561,651.56 = 3,561,651.56/x
  3. Step 3: Cross multiply
    1,538,629.31x = 3,561,651.56 × 3,561,651.56
  4. Step 4: Simplify right side
    1,538,629.31x = 12,685,361,852,658.69
  5. Step 5: Solve for x
    x = 12,685,361,852,658.69/1,538,629.31
  6. Step 6: Final answer
    x = 8,244,586.11

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.