Home / 3,875,947.54-5,348,755.39-2,157,067.60

Finding the Fourth Proportional to 3,875,947.54, 5,348,755.39 and 2,157,067.60

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Solution

The fourth proportional to 3,875,947.54, 5,348,755.39 and 2,157,067.60 is: 2,976,724.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875,947.54 : 5,348,755.39 = 2,157,067.60 : x
  2. Step 2: Convert to fraction form
    3,875,947.54/5,348,755.39 = 2,157,067.60/x
  3. Step 3: Cross multiply
    3,875,947.54x = 5,348,755.39 × 2,157,067.60
  4. Step 4: Simplify right side
    3,875,947.54x = 11,537,626,914,565.25
  5. Step 5: Solve for x
    x = 11,537,626,914,565.25/3,875,947.54
  6. Step 6: Final answer
    x = 2,976,724.22

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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.