Home / 3,825,396.10-5,278,645.18-2,171,016.36

Finding the Fourth Proportional to 3,825,396.10, 5,278,645.18 and 2,171,016.36

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Solution

The fourth proportional to 3,825,396.10, 5,278,645.18 and 2,171,016.36 is: 2,995,774.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,825,396.10 : 5,278,645.18 = 2,171,016.36 : x
  2. Step 2: Convert to fraction form
    3,825,396.10/5,278,645.18 = 2,171,016.36/x
  3. Step 3: Cross multiply
    3,825,396.10x = 5,278,645.18 × 2,171,016.36
  4. Step 4: Simplify right side
    3,825,396.10x = 11,460,025,044,415.14
  5. Step 5: Solve for x
    x = 11,460,025,044,415.14/3,825,396.10
  6. Step 6: Final answer
    x = 2,995,774.75

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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.