Home / 1,099,469.80-1,648,974.30-538,906.60

Finding the Fourth Proportional to 1,099,469.80, 1,648,974.30 and 538,906.60

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Solution

The fourth proportional to 1,099,469.80, 1,648,974.30 and 538,906.60 is: 808,246.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,469.80 : 1,648,974.30 = 538,906.60 : x
  2. Step 2: Convert to fraction form
    1,099,469.80/1,648,974.30 = 538,906.60/x
  3. Step 3: Cross multiply
    1,099,469.80x = 1,648,974.30 × 538,906.60
  4. Step 4: Simplify right side
    1,099,469.80x = 888,643,133,500.38
  5. Step 5: Solve for x
    x = 888,643,133,500.38/1,099,469.80
  6. Step 6: Final answer
    x = 808,246.97

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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.