Home / 2,321,864.36-3,198,452.82-1,976,587.16

Finding the Fourth Proportional to 2,321,864.36, 3,198,452.82 and 1,976,587.16

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Solution

The fourth proportional to 2,321,864.36, 3,198,452.82 and 1,976,587.16 is: 2,722,820.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,321,864.36 : 3,198,452.82 = 1,976,587.16 : x
  2. Step 2: Convert to fraction form
    2,321,864.36/3,198,452.82 = 1,976,587.16/x
  3. Step 3: Cross multiply
    2,321,864.36x = 3,198,452.82 × 1,976,587.16
  4. Step 4: Simplify right side
    2,321,864.36x = 6,322,020,775,877.79
  5. Step 5: Solve for x
    x = 6,322,020,775,877.79/2,321,864.36
  6. Step 6: Final answer
    x = 2,722,820.89

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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.