Home / 2,544,505.80-3,816,758.70-861,609.30

Finding the Fourth Proportional to 2,544,505.80, 3,816,758.70 and 861,609.30

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Solution

The fourth proportional to 2,544,505.80, 3,816,758.70 and 861,609.30 is: 1,292,413.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,544,505.80 : 3,816,758.70 = 861,609.30 : x
  2. Step 2: Convert to fraction form
    2,544,505.80/3,816,758.70 = 861,609.30/x
  3. Step 3: Cross multiply
    2,544,505.80x = 3,816,758.70 × 861,609.30
  4. Step 4: Simplify right side
    2,544,505.80x = 3,288,554,791,775.91
  5. Step 5: Solve for x
    x = 3,288,554,791,775.91/2,544,505.80
  6. Step 6: Final answer
    x = 1,292,413.95

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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.