Home / 3,067,396.80-4,601,095.20-823,761.60

Finding the Fourth Proportional to 3,067,396.80, 4,601,095.20 and 823,761.60

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Solution

The fourth proportional to 3,067,396.80, 4,601,095.20 and 823,761.60 is: 1,235,642.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067,396.80 : 4,601,095.20 = 823,761.60 : x
  2. Step 2: Convert to fraction form
    3,067,396.80/4,601,095.20 = 823,761.60/x
  3. Step 3: Cross multiply
    3,067,396.80x = 4,601,095.20 × 823,761.60
  4. Step 4: Simplify right side
    3,067,396.80x = 3,790,205,543,704.32
  5. Step 5: Solve for x
    x = 3,790,205,543,704.32/3,067,396.80
  6. Step 6: Final answer
    x = 1,235,642.40

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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.