Home / 2,383,422.80-3,572,801.40-2,131,480.40

Finding the Fourth Proportional to 2,383,422.80, 3,572,801.40 and 2,131,480.40

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Solution

The fourth proportional to 2,383,422.80, 3,572,801.40 and 2,131,480.40 is: 3,195,134.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,383,422.80 : 3,572,801.40 = 2,131,480.40 : x
  2. Step 2: Convert to fraction form
    2,383,422.80/3,572,801.40 = 2,131,480.40/x
  3. Step 3: Cross multiply
    2,383,422.80x = 3,572,801.40 × 2,131,480.40
  4. Step 4: Simplify right side
    2,383,422.80x = 7,615,356,157,192.56
  5. Step 5: Solve for x
    x = 7,615,356,157,192.56/2,383,422.80
  6. Step 6: Final answer
    x = 3,195,134.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.