Home / 1,896,448.82-2,616,884.43-1,122,103.40

Finding the Fourth Proportional to 1,896,448.82, 2,616,884.43 and 1,122,103.40

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Solution

The fourth proportional to 1,896,448.82, 2,616,884.43 and 1,122,103.40 is: 1,548,375.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896,448.82 : 2,616,884.43 = 1,122,103.40 : x
  2. Step 2: Convert to fraction form
    1,896,448.82/2,616,884.43 = 1,122,103.40/x
  3. Step 3: Cross multiply
    1,896,448.82x = 2,616,884.43 × 1,122,103.40
  4. Step 4: Simplify right side
    1,896,448.82x = 2,936,414,916,310.06
  5. Step 5: Solve for x
    x = 2,936,414,916,310.06/1,896,448.82
  6. Step 6: Final answer
    x = 1,548,375.51

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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.