Home / 2,265,995.66-3,398,978.37-918,138.38

Finding the Fourth Proportional to 2,265,995.66, 3,398,978.37 and 918,138.38

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Solution

The fourth proportional to 2,265,995.66, 3,398,978.37 and 918,138.38 is: 1,377,201.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265,995.66 : 3,398,978.37 = 918,138.38 : x
  2. Step 2: Convert to fraction form
    2,265,995.66/3,398,978.37 = 918,138.38/x
  3. Step 3: Cross multiply
    2,265,995.66x = 3,398,978.37 × 918,138.38
  4. Step 4: Simplify right side
    2,265,995.66x = 3,120,732,494,286.84
  5. Step 5: Solve for x
    x = 3,120,732,494,286.84/2,265,995.66
  6. Step 6: Final answer
    x = 1,377,201.44

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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.