Home / 3,045,833.28-4,203,252-1,687,728.96

Finding the Fourth Proportional to 3,045,833.28, 4,203,252 and 1,687,728.96

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Solution

The fourth proportional to 3,045,833.28, 4,203,252 and 1,687,728.96 is: 2,329,067.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045,833.28 : 4,203,252 = 1,687,728.96 : x
  2. Step 2: Convert to fraction form
    3,045,833.28/4,203,252 = 1,687,728.96/x
  3. Step 3: Cross multiply
    3,045,833.28x = 4,203,252 × 1,687,728.96
  4. Step 4: Simplify right side
    3,045,833.28x = 7,093,950,126,577.92
  5. Step 5: Solve for x
    x = 7,093,950,126,577.92/3,045,833.28
  6. Step 6: Final answer
    x = 2,329,067.11

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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.