Home / 2,084,193.20-3,125,512.20-821,759.60

Finding the Fourth Proportional to 2,084,193.20, 3,125,512.20 and 821,759.60

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Solution

The fourth proportional to 2,084,193.20, 3,125,512.20 and 821,759.60 is: 1,232,332.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084,193.20 : 3,125,512.20 = 821,759.60 : x
  2. Step 2: Convert to fraction form
    2,084,193.20/3,125,512.20 = 821,759.60/x
  3. Step 3: Cross multiply
    2,084,193.20x = 3,125,512.20 × 821,759.60
  4. Step 4: Simplify right side
    2,084,193.20x = 2,568,419,655,267.12
  5. Step 5: Solve for x
    x = 2,568,419,655,267.12/2,084,193.20
  6. Step 6: Final answer
    x = 1,232,332.81

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1.5x scale

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.