Home / 5,288,069.88-7,932,104.82-1,298,981.88

Finding the Fourth Proportional to 5,288,069.88, 7,932,104.82 and 1,298,981.88

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Solution

The fourth proportional to 5,288,069.88, 7,932,104.82 and 1,298,981.88 is: 1,948,472.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288,069.88 : 7,932,104.82 = 1,298,981.88 : x
  2. Step 2: Convert to fraction form
    5,288,069.88/7,932,104.82 = 1,298,981.88/x
  3. Step 3: Cross multiply
    5,288,069.88x = 7,932,104.82 × 1,298,981.88
  4. Step 4: Simplify right side
    5,288,069.88x = 10,303,660,431,440.66
  5. Step 5: Solve for x
    x = 10,303,660,431,440.66/5,288,069.88
  6. Step 6: Final answer
    x = 1,948,472.82

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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.