Home / 2,509,992-3,778,645.05-2,286,786.78

Finding the Fourth Proportional to 2,509,992, 3,778,645.05 and 2,286,786.78

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Solution

The fourth proportional to 2,509,992, 3,778,645.05 and 2,286,786.78 is: 3,442,622.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,509,992 : 3,778,645.05 = 2,286,786.78 : x
  2. Step 2: Convert to fraction form
    2,509,992/3,778,645.05 = 2,286,786.78/x
  3. Step 3: Cross multiply
    2,509,992x = 3,778,645.05 × 2,286,786.78
  4. Step 4: Simplify right side
    2,509,992x = 8,640,955,546,652.44
  5. Step 5: Solve for x
    x = 8,640,955,546,652.44/2,509,992
  6. Step 6: Final answer
    x = 3,442,622.74

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.