Home / 2,192,185.76-3,025,280.06-1,198,811.96

Finding the Fourth Proportional to 2,192,185.76, 3,025,280.06 and 1,198,811.96

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Solution

The fourth proportional to 2,192,185.76, 3,025,280.06 and 1,198,811.96 is: 1,654,395.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192,185.76 : 3,025,280.06 = 1,198,811.96 : x
  2. Step 2: Convert to fraction form
    2,192,185.76/3,025,280.06 = 1,198,811.96/x
  3. Step 3: Cross multiply
    2,192,185.76x = 3,025,280.06 × 1,198,811.96
  4. Step 4: Simplify right side
    2,192,185.76x = 3,626,741,918,277.52
  5. Step 5: Solve for x
    x = 3,626,741,918,277.52/2,192,185.76
  6. Step 6: Final answer
    x = 1,654,395.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.