Home / 2,993,905.47-4,491,231.91-1,172,035.09

Finding the Fourth Proportional to 2,993,905.47, 4,491,231.91 and 1,172,035.09

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Solution

The fourth proportional to 2,993,905.47, 4,491,231.91 and 1,172,035.09 is: 1,758,198.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993,905.47 : 4,491,231.91 = 1,172,035.09 : x
  2. Step 2: Convert to fraction form
    2,993,905.47/4,491,231.91 = 1,172,035.09/x
  3. Step 3: Cross multiply
    2,993,905.47x = 4,491,231.91 × 1,172,035.09
  4. Step 4: Simplify right side
    2,993,905.47x = 5,263,881,395,847.72
  5. Step 5: Solve for x
    x = 5,263,881,395,847.72/2,993,905.47
  6. Step 6: Final answer
    x = 1,758,198.93

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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.