Home / 2,099,775.96-3,150,165.60-679,833.54

Finding the Fourth Proportional to 2,099,775.96, 3,150,165.60 and 679,833.54

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Solution

The fourth proportional to 2,099,775.96, 3,150,165.60 and 679,833.54 is: 1,019,912.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,099,775.96 : 3,150,165.60 = 679,833.54 : x
  2. Step 2: Convert to fraction form
    2,099,775.96/3,150,165.60 = 679,833.54/x
  3. Step 3: Cross multiply
    2,099,775.96x = 3,150,165.60 × 679,833.54
  4. Step 4: Simplify right side
    2,099,775.96x = 2,141,588,231,434.22
  5. Step 5: Solve for x
    x = 2,141,588,231,434.22/2,099,775.96
  6. Step 6: Final answer
    x = 1,019,912.73

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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.