Home / 3,040,481.09-4,195,864.31-1,663,825.13

Finding the Fourth Proportional to 3,040,481.09, 4,195,864.31 and 1,663,825.13

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Solution

The fourth proportional to 3,040,481.09, 4,195,864.31 and 1,663,825.13 is: 2,296,078.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040,481.09 : 4,195,864.31 = 1,663,825.13 : x
  2. Step 2: Convert to fraction form
    3,040,481.09/4,195,864.31 = 1,663,825.13/x
  3. Step 3: Cross multiply
    3,040,481.09x = 4,195,864.31 × 1,663,825.13
  4. Step 4: Simplify right side
    3,040,481.09x = 6,981,184,500,444.91
  5. Step 5: Solve for x
    x = 6,981,184,500,444.91/3,040,481.09
  6. Step 6: Final answer
    x = 2,296,078.91

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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.