Home / 2,752,496.75-4,128,745.13-859,400.39

Finding the Fourth Proportional to 2,752,496.75, 4,128,745.13 and 859,400.39

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Solution

The fourth proportional to 2,752,496.75, 4,128,745.13 and 859,400.39 is: 1,289,100.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752,496.75 : 4,128,745.13 = 859,400.39 : x
  2. Step 2: Convert to fraction form
    2,752,496.75/4,128,745.13 = 859,400.39/x
  3. Step 3: Cross multiply
    2,752,496.75x = 4,128,745.13 × 859,400.39
  4. Step 4: Simplify right side
    2,752,496.75x = 3,548,245,184,180.21
  5. Step 5: Solve for x
    x = 3,548,245,184,180.21/2,752,496.75
  6. Step 6: Final answer
    x = 1,289,100.59

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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.