Home / 2,039,049.21-3,057,919.66-672,515.71

Finding the Fourth Proportional to 2,039,049.21, 3,057,919.66 and 672,515.71

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Solution

The fourth proportional to 2,039,049.21, 3,057,919.66 and 672,515.71 is: 1,008,557.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,049.21 : 3,057,919.66 = 672,515.71 : x
  2. Step 2: Convert to fraction form
    2,039,049.21/3,057,919.66 = 672,515.71/x
  3. Step 3: Cross multiply
    2,039,049.21x = 3,057,919.66 × 672,515.71
  4. Step 4: Simplify right side
    2,039,049.21x = 2,056,499,001,941.77
  5. Step 5: Solve for x
    x = 2,056,499,001,941.77/2,039,049.21
  6. Step 6: Final answer
    x = 1,008,557.81

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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.