Home / 4,659,801.30-6,990,105.99-1,422,067.97

Finding the Fourth Proportional to 4,659,801.30, 6,990,105.99 and 1,422,067.97

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Solution

The fourth proportional to 4,659,801.30, 6,990,105.99 and 1,422,067.97 is: 2,133,225.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,659,801.30 : 6,990,105.99 = 1,422,067.97 : x
  2. Step 2: Convert to fraction form
    4,659,801.30/6,990,105.99 = 1,422,067.97/x
  3. Step 3: Cross multiply
    4,659,801.30x = 6,990,105.99 × 1,422,067.97
  4. Step 4: Simplify right side
    4,659,801.30x = 9,940,405,800,333.61
  5. Step 5: Solve for x
    x = 9,940,405,800,333.61/4,659,801.30
  6. Step 6: Final answer
    x = 2,133,225.25

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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.