Home / 1,591,166.49-2,195,857.97-866,066.64

Finding the Fourth Proportional to 1,591,166.49, 2,195,857.97 and 866,066.64

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Solution

The fourth proportional to 1,591,166.49, 2,195,857.97 and 866,066.64 is: 1,195,198.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,166.49 : 2,195,857.97 = 866,066.64 : x
  2. Step 2: Convert to fraction form
    1,591,166.49/2,195,857.97 = 866,066.64/x
  3. Step 3: Cross multiply
    1,591,166.49x = 2,195,857.97 × 866,066.64
  4. Step 4: Simplify right side
    1,591,166.49x = 1,901,759,329,549.70
  5. Step 5: Solve for x
    x = 1,901,759,329,549.70/1,591,166.49
  6. Step 6: Final answer
    x = 1,195,198.21

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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.