Home / 1,199,247.38-1,654,965.71-655,383.42

Finding the Fourth Proportional to 1,199,247.38, 1,654,965.71 and 655,383.42

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Solution

The fourth proportional to 1,199,247.38, 1,654,965.71 and 655,383.42 is: 904,431.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,247.38 : 1,654,965.71 = 655,383.42 : x
  2. Step 2: Convert to fraction form
    1,199,247.38/1,654,965.71 = 655,383.42/x
  3. Step 3: Cross multiply
    1,199,247.38x = 1,654,965.71 × 655,383.42
  4. Step 4: Simplify right side
    1,199,247.38x = 1,084,637,083,725.61
  5. Step 5: Solve for x
    x = 1,084,637,083,725.61/1,199,247.38
  6. Step 6: Final answer
    x = 904,431.48

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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.