Home / 1,591,166.86-2,195,858.49-866,067.01

Finding the Fourth Proportional to 1,591,166.86, 2,195,858.49 and 866,067.01

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Solution

The fourth proportional to 1,591,166.86, 2,195,858.49 and 866,067.01 is: 1,195,198.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,166.86 : 2,195,858.49 = 866,067.01 : x
  2. Step 2: Convert to fraction form
    1,591,166.86/2,195,858.49 = 866,067.01/x
  3. Step 3: Cross multiply
    1,591,166.86x = 2,195,858.49 × 866,067.01
  4. Step 4: Simplify right side
    1,591,166.86x = 1,901,760,604,472.23
  5. Step 5: Solve for x
    x = 1,901,760,604,472.23/1,591,166.86
  6. Step 6: Final answer
    x = 1,195,198.72

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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.