Home / 1,406,249.66-2,109,499.09-395,380.42

Finding the Fourth Proportional to 1,406,249.66, 2,109,499.09 and 395,380.42

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Solution

The fourth proportional to 1,406,249.66, 2,109,499.09 and 395,380.42 is: 593,105.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,249.66 : 2,109,499.09 = 395,380.42 : x
  2. Step 2: Convert to fraction form
    1,406,249.66/2,109,499.09 = 395,380.42/x
  3. Step 3: Cross multiply
    1,406,249.66x = 2,109,499.09 × 395,380.42
  4. Step 4: Simplify right side
    1,406,249.66x = 834,054,629,931.62
  5. Step 5: Solve for x
    x = 834,054,629,931.62/1,406,249.66
  6. Step 6: Final answer
    x = 593,105.66

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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.