Home / 1,751,879.82-2,627,815.41-422,183.82

Finding the Fourth Proportional to 1,751,879.82, 2,627,815.41 and 422,183.82

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Solution

The fourth proportional to 1,751,879.82, 2,627,815.41 and 422,183.82 is: 633,274.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,751,879.82 : 2,627,815.41 = 422,183.82 : x
  2. Step 2: Convert to fraction form
    1,751,879.82/2,627,815.41 = 422,183.82/x
  3. Step 3: Cross multiply
    1,751,879.82x = 2,627,815.41 × 422,183.82
  4. Step 4: Simplify right side
    1,751,879.82x = 1,109,421,148,048.67
  5. Step 5: Solve for x
    x = 1,109,421,148,048.67/1,751,879.82
  6. Step 6: Final answer
    x = 633,274.69

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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.