Home / 1,199,067.42-1,795,378.08-913,397.16

Finding the Fourth Proportional to 1,199,067.42, 1,795,378.08 and 913,397.16

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Solution

The fourth proportional to 1,199,067.42, 1,795,378.08 and 913,397.16 is: 1,367,640.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,067.42 : 1,795,378.08 = 913,397.16 : x
  2. Step 2: Convert to fraction form
    1,199,067.42/1,795,378.08 = 913,397.16/x
  3. Step 3: Cross multiply
    1,199,067.42x = 1,795,378.08 × 913,397.16
  4. Step 4: Simplify right side
    1,199,067.42x = 1,639,893,239,398.25
  5. Step 5: Solve for x
    x = 1,639,893,239,398.25/1,199,067.42
  6. Step 6: Final answer
    x = 1,367,640.56

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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.