Home / 3,975,266.70-5,485,456.08-2,233,131.66

Finding the Fourth Proportional to 3,975,266.70, 5,485,456.08 and 2,233,131.66

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Solution

The fourth proportional to 3,975,266.70, 5,485,456.08 and 2,233,131.66 is: 3,081,490.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975,266.70 : 5,485,456.08 = 2,233,131.66 : x
  2. Step 2: Convert to fraction form
    3,975,266.70/5,485,456.08 = 2,233,131.66/x
  3. Step 3: Cross multiply
    3,975,266.70x = 5,485,456.08 × 2,233,131.66
  4. Step 4: Simplify right side
    3,975,266.70x = 12,249,745,641,787.49
  5. Step 5: Solve for x
    x = 12,249,745,641,787.49/3,975,266.70
  6. Step 6: Final answer
    x = 3,081,490.27

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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.