Home / 6,288,626.40-9,431,845.20-2,028,794.64

Finding the Fourth Proportional to 6,288,626.40, 9,431,845.20 and 2,028,794.64

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Solution

The fourth proportional to 6,288,626.40, 9,431,845.20 and 2,028,794.64 is: 3,042,838.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,288,626.40 : 9,431,845.20 = 2,028,794.64 : x
  2. Step 2: Convert to fraction form
    6,288,626.40/9,431,845.20 = 2,028,794.64/x
  3. Step 3: Cross multiply
    6,288,626.40x = 9,431,845.20 × 2,028,794.64
  4. Step 4: Simplify right side
    6,288,626.40x = 19,135,276,987,069.73
  5. Step 5: Solve for x
    x = 19,135,276,987,069.73/6,288,626.40
  6. Step 6: Final answer
    x = 3,042,838.89

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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.