Home / 1,512,067.05-2,268,100.58-847,132.65

Finding the Fourth Proportional to 1,512,067.05, 2,268,100.58 and 847,132.65

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Solution

The fourth proportional to 1,512,067.05, 2,268,100.58 and 847,132.65 is: 1,270,698.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,067.05 : 2,268,100.58 = 847,132.65 : x
  2. Step 2: Convert to fraction form
    1,512,067.05/2,268,100.58 = 847,132.65/x
  3. Step 3: Cross multiply
    1,512,067.05x = 2,268,100.58 × 847,132.65
  4. Step 4: Simplify right side
    1,512,067.05x = 1,921,382,050,566.27
  5. Step 5: Solve for x
    x = 1,921,382,050,566.27/1,512,067.05
  6. Step 6: Final answer
    x = 1,270,698.98

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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.