Home / 2,626,868.10-3,943,412.55-2,608,205.70

Finding the Fourth Proportional to 2,626,868.10, 3,943,412.55 and 2,608,205.70

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Solution

The fourth proportional to 2,626,868.10, 3,943,412.55 and 2,608,205.70 is: 3,915,396.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,626,868.10 : 3,943,412.55 = 2,608,205.70 : x
  2. Step 2: Convert to fraction form
    2,626,868.10/3,943,412.55 = 2,608,205.70/x
  3. Step 3: Cross multiply
    2,626,868.10x = 3,943,412.55 × 2,608,205.70
  4. Step 4: Simplify right side
    2,626,868.10x = 10,285,231,090,361.54
  5. Step 5: Solve for x
    x = 10,285,231,090,361.54/2,626,868.10
  6. Step 6: Final answer
    x = 3,915,396.85

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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.