Home / 3,457,813.49-5,190,372.53-1,942,791.11

Finding the Fourth Proportional to 3,457,813.49, 5,190,372.53 and 1,942,791.11

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Solution

The fourth proportional to 3,457,813.49, 5,190,372.53 and 1,942,791.11 is: 2,916,238.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457,813.49 : 5,190,372.53 = 1,942,791.11 : x
  2. Step 2: Convert to fraction form
    3,457,813.49/5,190,372.53 = 1,942,791.11/x
  3. Step 3: Cross multiply
    3,457,813.49x = 5,190,372.53 × 1,942,791.11
  4. Step 4: Simplify right side
    3,457,813.49x = 10,083,809,599,158.25
  5. Step 5: Solve for x
    x = 10,083,809,599,158.25/3,457,813.49
  6. Step 6: Final answer
    x = 2,916,238.72

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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.