Home / 1,557,589.82-2,150,447.08-1,194,315.86

Finding the Fourth Proportional to 1,557,589.82, 2,150,447.08 and 1,194,315.86

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Solution

The fourth proportional to 1,557,589.82, 2,150,447.08 and 1,194,315.86 is: 1,648,902.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,589.82 : 2,150,447.08 = 1,194,315.86 : x
  2. Step 2: Convert to fraction form
    1,557,589.82/2,150,447.08 = 1,194,315.86/x
  3. Step 3: Cross multiply
    1,557,589.82x = 2,150,447.08 × 1,194,315.86
  4. Step 4: Simplify right side
    1,557,589.82x = 2,568,313,053,734.69
  5. Step 5: Solve for x
    x = 2,568,313,053,734.69/1,557,589.82
  6. Step 6: Final answer
    x = 1,648,902.05

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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.