Home / 3,587,201.64-5,383,361.25-1,991,041.56

Finding the Fourth Proportional to 3,587,201.64, 5,383,361.25 and 1,991,041.56

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Solution

The fourth proportional to 3,587,201.64, 5,383,361.25 and 1,991,041.56 is: 2,987,982.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587,201.64 : 5,383,361.25 = 1,991,041.56 : x
  2. Step 2: Convert to fraction form
    3,587,201.64/5,383,361.25 = 1,991,041.56/x
  3. Step 3: Cross multiply
    3,587,201.64x = 5,383,361.25 × 1,991,041.56
  4. Step 4: Simplify right side
    3,587,201.64x = 10,718,495,981,243.55
  5. Step 5: Solve for x
    x = 10,718,495,981,243.55/3,587,201.64
  6. Step 6: Final answer
    x = 2,987,982.57

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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.