Home / 2,039,851.20-3,055,629.60-1,043,140.80

Finding the Fourth Proportional to 2,039,851.20, 3,055,629.60 and 1,043,140.80

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Solution

The fourth proportional to 2,039,851.20, 3,055,629.60 and 1,043,140.80 is: 1,562,590.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,851.20 : 3,055,629.60 = 1,043,140.80 : x
  2. Step 2: Convert to fraction form
    2,039,851.20/3,055,629.60 = 1,043,140.80/x
  3. Step 3: Cross multiply
    2,039,851.20x = 3,055,629.60 × 1,043,140.80
  4. Step 4: Simplify right side
    2,039,851.20x = 3,187,451,905,447.68
  5. Step 5: Solve for x
    x = 3,187,451,905,447.68/2,039,851.20
  6. Step 6: Final answer
    x = 1,562,590.40

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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.