Home / 2,183,498.40-3,275,708.40-687,741.60

Finding the Fourth Proportional to 2,183,498.40, 3,275,708.40 and 687,741.60

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Solution

The fourth proportional to 2,183,498.40, 3,275,708.40 and 687,741.60 is: 1,031,757.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,498.40 : 3,275,708.40 = 687,741.60 : x
  2. Step 2: Convert to fraction form
    2,183,498.40/3,275,708.40 = 687,741.60/x
  3. Step 3: Cross multiply
    2,183,498.40x = 3,275,708.40 × 687,741.60
  4. Step 4: Simplify right side
    2,183,498.40x = 2,252,840,936,149.44
  5. Step 5: Solve for x
    x = 2,252,840,936,149.44/2,183,498.40
  6. Step 6: Final answer
    x = 1,031,757.54

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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.