Home / 2,226,198.80-3,072,155.34-1,259,308.49

Finding the Fourth Proportional to 2,226,198.80, 3,072,155.34 and 1,259,308.49

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Solution

The fourth proportional to 2,226,198.80, 3,072,155.34 and 1,259,308.49 is: 1,737,846.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226,198.80 : 3,072,155.34 = 1,259,308.49 : x
  2. Step 2: Convert to fraction form
    2,226,198.80/3,072,155.34 = 1,259,308.49/x
  3. Step 3: Cross multiply
    2,226,198.80x = 3,072,155.34 × 1,259,308.49
  4. Step 4: Simplify right side
    2,226,198.80x = 3,868,791,291,622.47
  5. Step 5: Solve for x
    x = 3,868,791,291,622.47/2,226,198.80
  6. Step 6: Final answer
    x = 1,737,846.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.