Home / 2,288,049.39-3,430,728.41-868,205.25

Finding the Fourth Proportional to 2,288,049.39, 3,430,728.41 and 868,205.25

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Solution

The fourth proportional to 2,288,049.39, 3,430,728.41 and 868,205.25 is: 1,301,797.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288,049.39 : 3,430,728.41 = 868,205.25 : x
  2. Step 2: Convert to fraction form
    2,288,049.39/3,430,728.41 = 868,205.25/x
  3. Step 3: Cross multiply
    2,288,049.39x = 3,430,728.41 × 868,205.25
  4. Step 4: Simplify right side
    2,288,049.39x = 2,978,576,412,545.13
  5. Step 5: Solve for x
    x = 2,978,576,412,545.13/2,288,049.39
  6. Step 6: Final answer
    x = 1,301,797.25

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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.