Home / 1,593,934.95-2,199,610.80-868,780.38

Finding the Fourth Proportional to 1,593,934.95, 2,199,610.80 and 868,780.38

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Solution

The fourth proportional to 1,593,934.95, 2,199,610.80 and 868,780.38 is: 1,198,906.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,593,934.95 : 2,199,610.80 = 868,780.38 : x
  2. Step 2: Convert to fraction form
    1,593,934.95/2,199,610.80 = 868,780.38/x
  3. Step 3: Cross multiply
    1,593,934.95x = 2,199,610.80 × 868,780.38
  4. Step 4: Simplify right side
    1,593,934.95x = 1,910,978,706,676.10
  5. Step 5: Solve for x
    x = 1,910,978,706,676.10/1,593,934.95
  6. Step 6: Final answer
    x = 1,198,906.33

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1.5x scale

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.