Home / 2,481,811.25-3,722,719.60-775,963.40

Finding the Fourth Proportional to 2,481,811.25, 3,722,719.60 and 775,963.40

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Solution

The fourth proportional to 2,481,811.25, 3,722,719.60 and 775,963.40 is: 1,163,945.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481,811.25 : 3,722,719.60 = 775,963.40 : x
  2. Step 2: Convert to fraction form
    2,481,811.25/3,722,719.60 = 775,963.40/x
  3. Step 3: Cross multiply
    2,481,811.25x = 3,722,719.60 × 775,963.40
  4. Step 4: Simplify right side
    2,481,811.25x = 2,888,694,140,419.00
  5. Step 5: Solve for x
    x = 2,888,694,140,419.00/2,481,811.25
  6. Step 6: Final answer
    x = 1,163,945.95

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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.