Home / 3,875,947.16-5,348,754.87-2,157,067.22

Finding the Fourth Proportional to 3,875,947.16, 5,348,754.87 and 2,157,067.22

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Solution

The fourth proportional to 3,875,947.16, 5,348,754.87 and 2,157,067.22 is: 2,976,723.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875,947.16 : 5,348,754.87 = 2,157,067.22 : x
  2. Step 2: Convert to fraction form
    3,875,947.16/5,348,754.87 = 2,157,067.22/x
  3. Step 3: Cross multiply
    3,875,947.16x = 5,348,754.87 × 2,157,067.22
  4. Step 4: Simplify right side
    3,875,947.16x = 11,537,623,797,892.36
  5. Step 5: Solve for x
    x = 11,537,623,797,892.36/3,875,947.16
  6. Step 6: Final answer
    x = 2,976,723.71

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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.