Home / 1,079,863.38-1,618,785.41-480,499.02

Finding the Fourth Proportional to 1,079,863.38, 1,618,785.41 and 480,499.02

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Solution

The fourth proportional to 1,079,863.38, 1,618,785.41 and 480,499.02 is: 720,299.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,863.38 : 1,618,785.41 = 480,499.02 : x
  2. Step 2: Convert to fraction form
    1,079,863.38/1,618,785.41 = 480,499.02/x
  3. Step 3: Cross multiply
    1,079,863.38x = 1,618,785.41 × 480,499.02
  4. Step 4: Simplify right side
    1,079,863.38x = 777,824,800,692.80
  5. Step 5: Solve for x
    x = 777,824,800,692.80/1,079,863.38
  6. Step 6: Final answer
    x = 720,299.27

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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.