Home / 2,986,934.06-4,121,900.57-1,825,375.76

Finding the Fourth Proportional to 2,986,934.06, 4,121,900.57 and 1,825,375.76

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Solution

The fourth proportional to 2,986,934.06, 4,121,900.57 and 1,825,375.76 is: 2,518,976.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,934.06 : 4,121,900.57 = 1,825,375.76 : x
  2. Step 2: Convert to fraction form
    2,986,934.06/4,121,900.57 = 1,825,375.76/x
  3. Step 3: Cross multiply
    2,986,934.06x = 4,121,900.57 × 1,825,375.76
  4. Step 4: Simplify right side
    2,986,934.06x = 7,524,017,385,608.18
  5. Step 5: Solve for x
    x = 7,524,017,385,608.18/2,986,934.06
  6. Step 6: Final answer
    x = 2,518,976.73

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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.