Home / 1,778,584.80-2,668,222.80-767,704.80

Finding the Fourth Proportional to 1,778,584.80, 2,668,222.80 and 767,704.80

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Solution

The fourth proportional to 1,778,584.80, 2,668,222.80 and 767,704.80 is: 1,151,706.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,584.80 : 2,668,222.80 = 767,704.80 : x
  2. Step 2: Convert to fraction form
    1,778,584.80/2,668,222.80 = 767,704.80/x
  3. Step 3: Cross multiply
    1,778,584.80x = 2,668,222.80 × 767,704.80
  4. Step 4: Simplify right side
    1,778,584.80x = 2,048,407,451,029.44
  5. Step 5: Solve for x
    x = 2,048,407,451,029.44/1,778,584.80
  6. Step 6: Final answer
    x = 1,151,706.37

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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.