Home / 1,336,601.44-2,004,238.84-425,665.20

Finding the Fourth Proportional to 1,336,601.44, 2,004,238.84 and 425,665.20

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Solution

The fourth proportional to 1,336,601.44, 2,004,238.84 and 425,665.20 is: 638,286.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,601.44 : 2,004,238.84 = 425,665.20 : x
  2. Step 2: Convert to fraction form
    1,336,601.44/2,004,238.84 = 425,665.20/x
  3. Step 3: Cross multiply
    1,336,601.44x = 2,004,238.84 × 425,665.20
  4. Step 4: Simplify right side
    1,336,601.44x = 853,134,726,676.37
  5. Step 5: Solve for x
    x = 853,134,726,676.37/1,336,601.44
  6. Step 6: Final answer
    x = 638,286.55

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1.5x scale

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.