Home / 1,538,469.56-2,123,082.74-850,122.24

Finding the Fourth Proportional to 1,538,469.56, 2,123,082.74 and 850,122.24

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Solution

The fourth proportional to 1,538,469.56, 2,123,082.74 and 850,122.24 is: 1,173,165.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,469.56 : 2,123,082.74 = 850,122.24 : x
  2. Step 2: Convert to fraction form
    1,538,469.56/2,123,082.74 = 850,122.24/x
  3. Step 3: Cross multiply
    1,538,469.56x = 2,123,082.74 × 850,122.24
  4. Step 4: Simplify right side
    1,538,469.56x = 1,804,879,855,958.29
  5. Step 5: Solve for x
    x = 1,804,879,855,958.29/1,538,469.56
  6. Step 6: Final answer
    x = 1,173,165.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.