Home / 2,308,396.88-3,185,600.21-1,261,819.52

Finding the Fourth Proportional to 2,308,396.88, 3,185,600.21 and 1,261,819.52

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Solution

The fourth proportional to 2,308,396.88, 3,185,600.21 and 1,261,819.52 is: 1,741,317.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,308,396.88 : 3,185,600.21 = 1,261,819.52 : x
  2. Step 2: Convert to fraction form
    2,308,396.88/3,185,600.21 = 1,261,819.52/x
  3. Step 3: Cross multiply
    2,308,396.88x = 3,185,600.21 × 1,261,819.52
  4. Step 4: Simplify right side
    2,308,396.88x = 4,019,652,527,894.10
  5. Step 5: Solve for x
    x = 4,019,652,527,894.10/2,308,396.88
  6. Step 6: Final answer
    x = 1,741,317.78

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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.