Home / 3,757,862.96-5,187,195.72-2,229,969.68

Finding the Fourth Proportional to 3,757,862.96, 5,187,195.72 and 2,229,969.68

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Solution

The fourth proportional to 3,757,862.96, 5,187,195.72 and 2,229,969.68 is: 3,078,156.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,757,862.96 : 5,187,195.72 = 2,229,969.68 : x
  2. Step 2: Convert to fraction form
    3,757,862.96/5,187,195.72 = 2,229,969.68/x
  3. Step 3: Cross multiply
    3,757,862.96x = 5,187,195.72 × 2,229,969.68
  4. Step 4: Simplify right side
    3,757,862.96x = 11,567,289,179,825.77
  5. Step 5: Solve for x
    x = 11,567,289,179,825.77/3,757,862.96
  6. Step 6: Final answer
    x = 3,078,156.20

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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.