Home / 1,339,239.63-2,008,859.45-591,136.59

Finding the Fourth Proportional to 1,339,239.63, 2,008,859.45 and 591,136.59

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Solution

The fourth proportional to 1,339,239.63, 2,008,859.45 and 591,136.59 is: 886,704.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,239.63 : 2,008,859.45 = 591,136.59 : x
  2. Step 2: Convert to fraction form
    1,339,239.63/2,008,859.45 = 591,136.59/x
  3. Step 3: Cross multiply
    1,339,239.63x = 2,008,859.45 × 591,136.59
  4. Step 4: Simplify right side
    1,339,239.63x = 1,187,510,322,106.59
  5. Step 5: Solve for x
    x = 1,187,510,322,106.59/1,339,239.63
  6. Step 6: Final answer
    x = 886,704.89

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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.