Home / 3,981,738.20-5,963,307.08-3,660,216.39

Finding the Fourth Proportional to 3,981,738.20, 5,963,307.08 and 3,660,216.39

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Solution

The fourth proportional to 3,981,738.20, 5,963,307.08 and 3,660,216.39 is: 5,481,775.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,981,738.20 : 5,963,307.08 = 3,660,216.39 : x
  2. Step 2: Convert to fraction form
    3,981,738.20/5,963,307.08 = 3,660,216.39/x
  3. Step 3: Cross multiply
    3,981,738.20x = 5,963,307.08 × 3,660,216.39
  4. Step 4: Simplify right side
    3,981,738.20x = 21,826,994,294,517.96
  5. Step 5: Solve for x
    x = 21,826,994,294,517.96/3,981,738.20
  6. Step 6: Final answer
    x = 5,481,775.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.