Home / 3,975,171.80-5,485,872.15-2,233,148.94

Finding the Fourth Proportional to 3,975,171.80, 5,485,872.15 and 2,233,148.94

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Solution

The fourth proportional to 3,975,171.80, 5,485,872.15 and 2,233,148.94 is: 3,081,821.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975,171.80 : 5,485,872.15 = 2,233,148.94 : x
  2. Step 2: Convert to fraction form
    3,975,171.80/5,485,872.15 = 2,233,148.94/x
  3. Step 3: Cross multiply
    3,975,171.80x = 5,485,872.15 × 2,233,148.94
  4. Step 4: Simplify right side
    3,975,171.80x = 12,250,769,576,748.02
  5. Step 5: Solve for x
    x = 12,250,769,576,748.02/3,975,171.80
  6. Step 6: Final answer
    x = 3,081,821.42

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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.