Home / 3,890,951.24-5,330,578.34-3,745,447.80

Finding the Fourth Proportional to 3,890,951.24, 5,330,578.34 and 3,745,447.80

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Solution

The fourth proportional to 3,890,951.24, 5,330,578.34 and 3,745,447.80 is: 5,131,239.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,890,951.24 : 5,330,578.34 = 3,745,447.80 : x
  2. Step 2: Convert to fraction form
    3,890,951.24/5,330,578.34 = 3,745,447.80/x
  3. Step 3: Cross multiply
    3,890,951.24x = 5,330,578.34 × 3,745,447.80
  4. Step 4: Simplify right side
    3,890,951.24x = 19,965,402,905,654.61
  5. Step 5: Solve for x
    x = 19,965,402,905,654.61/3,890,951.24
  6. Step 6: Final answer
    x = 5,131,239.56

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.