Home / 2,016,355.20-3,025,067.40-878,629.20

Finding the Fourth Proportional to 2,016,355.20, 3,025,067.40 and 878,629.20

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Solution

The fourth proportional to 2,016,355.20, 3,025,067.40 and 878,629.20 is: 1,318,176.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,355.20 : 3,025,067.40 = 878,629.20 : x
  2. Step 2: Convert to fraction form
    2,016,355.20/3,025,067.40 = 878,629.20/x
  3. Step 3: Cross multiply
    2,016,355.20x = 3,025,067.40 × 878,629.20
  4. Step 4: Simplify right side
    2,016,355.20x = 2,657,912,549,608.08
  5. Step 5: Solve for x
    x = 2,657,912,549,608.08/2,016,355.20
  6. Step 6: Final answer
    x = 1,318,176.75

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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.