Home / 2,729,012.75-3,766,063.86-1,505,369.85

Finding the Fourth Proportional to 2,729,012.75, 3,766,063.86 and 1,505,369.85

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Solution

The fourth proportional to 2,729,012.75, 3,766,063.86 and 1,505,369.85 is: 2,077,424.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729,012.75 : 3,766,063.86 = 1,505,369.85 : x
  2. Step 2: Convert to fraction form
    2,729,012.75/3,766,063.86 = 1,505,369.85/x
  3. Step 3: Cross multiply
    2,729,012.75x = 3,766,063.86 × 1,505,369.85
  4. Step 4: Simplify right side
    2,729,012.75x = 5,669,318,988,018.62
  5. Step 5: Solve for x
    x = 5,669,318,988,018.62/2,729,012.75
  6. Step 6: Final answer
    x = 2,077,424.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.