Home / 1,661,282.25-2,292,570.39-897,335.82

Finding the Fourth Proportional to 1,661,282.25, 2,292,570.39 and 897,335.82

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Solution

The fourth proportional to 1,661,282.25, 2,292,570.39 and 897,335.82 is: 1,238,323.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,282.25 : 2,292,570.39 = 897,335.82 : x
  2. Step 2: Convert to fraction form
    1,661,282.25/2,292,570.39 = 897,335.82/x
  3. Step 3: Cross multiply
    1,661,282.25x = 2,292,570.39 × 897,335.82
  4. Step 4: Simplify right side
    1,661,282.25x = 2,057,205,517,112.18
  5. Step 5: Solve for x
    x = 2,057,205,517,112.18/1,661,282.25
  6. Step 6: Final answer
    x = 1,238,323.90

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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.