Home / 1,945,004.25-2,680,893.39-1,300,189.17

Finding the Fourth Proportional to 1,945,004.25, 2,680,893.39 and 1,300,189.17

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Solution

The fourth proportional to 1,945,004.25, 2,680,893.39 and 1,300,189.17 is: 1,792,113.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,004.25 : 2,680,893.39 = 1,300,189.17 : x
  2. Step 2: Convert to fraction form
    1,945,004.25/2,680,893.39 = 1,300,189.17/x
  3. Step 3: Cross multiply
    1,945,004.25x = 2,680,893.39 × 1,300,189.17
  4. Step 4: Simplify right side
    1,945,004.25x = 3,485,668,538,198.12
  5. Step 5: Solve for x
    x = 3,485,668,538,198.12/1,945,004.25
  6. Step 6: Final answer
    x = 1,792,113.59

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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.