Home / 3,499,311.38-5,248,967.13-839,919.38

Finding the Fourth Proportional to 3,499,311.38, 5,248,967.13 and 839,919.38

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Solution

The fourth proportional to 3,499,311.38, 5,248,967.13 and 839,919.38 is: 1,259,879.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,499,311.38 : 5,248,967.13 = 839,919.38 : x
  2. Step 2: Convert to fraction form
    3,499,311.38/5,248,967.13 = 839,919.38/x
  3. Step 3: Cross multiply
    3,499,311.38x = 5,248,967.13 × 839,919.38
  4. Step 4: Simplify right side
    3,499,311.38x = 4,408,709,191,225.14
  5. Step 5: Solve for x
    x = 4,408,709,191,225.14/3,499,311.38
  6. Step 6: Final answer
    x = 1,259,879.08

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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.