Home / 2,180,305.26-3,008,791.26-1,213,435.38

Finding the Fourth Proportional to 2,180,305.26, 3,008,791.26 and 1,213,435.38

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Solution

The fourth proportional to 2,180,305.26, 3,008,791.26 and 1,213,435.38 is: 1,674,524.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180,305.26 : 3,008,791.26 = 1,213,435.38 : x
  2. Step 2: Convert to fraction form
    2,180,305.26/3,008,791.26 = 1,213,435.38/x
  3. Step 3: Cross multiply
    2,180,305.26x = 3,008,791.26 × 1,213,435.38
  4. Step 4: Simplify right side
    2,180,305.26x = 3,650,973,765,918.78
  5. Step 5: Solve for x
    x = 3,650,973,765,918.78/2,180,305.26
  6. Step 6: Final answer
    x = 1,674,524.13

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1.5x scale

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.