Home / 1,694,661.66-2,541,990.38-432,489.33

Finding the Fourth Proportional to 1,694,661.66, 2,541,990.38 and 432,489.33

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Solution

The fourth proportional to 1,694,661.66, 2,541,990.38 and 432,489.33 is: 648,733.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694,661.66 : 2,541,990.38 = 432,489.33 : x
  2. Step 2: Convert to fraction form
    1,694,661.66/2,541,990.38 = 432,489.33/x
  3. Step 3: Cross multiply
    1,694,661.66x = 2,541,990.38 × 432,489.33
  4. Step 4: Simplify right side
    1,694,661.66x = 1,099,383,714,150.20
  5. Step 5: Solve for x
    x = 1,099,383,714,150.20/1,694,661.66
  6. Step 6: Final answer
    x = 648,733.46

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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.