Home / 3,862,342.67-5,334,456.56-2,543,661.25

Finding the Fourth Proportional to 3,862,342.67, 5,334,456.56 and 2,543,661.25

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Solution

The fourth proportional to 3,862,342.67, 5,334,456.56 and 2,543,661.25 is: 3,513,165.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862,342.67 : 5,334,456.56 = 2,543,661.25 : x
  2. Step 2: Convert to fraction form
    3,862,342.67/5,334,456.56 = 2,543,661.25/x
  3. Step 3: Cross multiply
    3,862,342.67x = 5,334,456.56 × 2,543,661.25
  4. Step 4: Simplify right side
    3,862,342.67x = 13,569,050,415,425.85
  5. Step 5: Solve for x
    x = 13,569,050,415,425.85/3,862,342.67
  6. Step 6: Final answer
    x = 3,513,165.87

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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.