Home / 3,229,843.80-4,844,765.70-985,690.20

Finding the Fourth Proportional to 3,229,843.80, 4,844,765.70 and 985,690.20

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Solution

The fourth proportional to 3,229,843.80, 4,844,765.70 and 985,690.20 is: 1,478,535.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229,843.80 : 4,844,765.70 = 985,690.20 : x
  2. Step 2: Convert to fraction form
    3,229,843.80/4,844,765.70 = 985,690.20/x
  3. Step 3: Cross multiply
    3,229,843.80x = 4,844,765.70 × 985,690.20
  4. Step 4: Simplify right side
    3,229,843.80x = 4,775,438,071,786.14
  5. Step 5: Solve for x
    x = 4,775,438,071,786.14/3,229,843.80
  6. Step 6: Final answer
    x = 1,478,535.30

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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.