Home / 3,467,987.43-4,785,498.14-2,161,118.31

Finding the Fourth Proportional to 3,467,987.43, 4,785,498.14 and 2,161,118.31

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Solution

The fourth proportional to 3,467,987.43, 4,785,498.14 and 2,161,118.31 is: 2,982,141.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467,987.43 : 4,785,498.14 = 2,161,118.31 : x
  2. Step 2: Convert to fraction form
    3,467,987.43/4,785,498.14 = 2,161,118.31/x
  3. Step 3: Cross multiply
    3,467,987.43x = 4,785,498.14 × 2,161,118.31
  4. Step 4: Simplify right side
    3,467,987.43x = 10,342,027,642,019.35
  5. Step 5: Solve for x
    x = 10,342,027,642,019.35/3,467,987.43
  6. Step 6: Final answer
    x = 2,982,141.04

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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.