Home / 2,241,207.82-3,092,860.34-1,222,605.28

Finding the Fourth Proportional to 2,241,207.82, 3,092,860.34 and 1,222,605.28

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Solution

The fourth proportional to 2,241,207.82, 3,092,860.34 and 1,222,605.28 is: 1,687,191.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,241,207.82 : 3,092,860.34 = 1,222,605.28 : x
  2. Step 2: Convert to fraction form
    2,241,207.82/3,092,860.34 = 1,222,605.28/x
  3. Step 3: Cross multiply
    2,241,207.82x = 3,092,860.34 × 1,222,605.28
  4. Step 4: Simplify right side
    2,241,207.82x = 3,781,347,381,986.60
  5. Step 5: Solve for x
    x = 3,781,347,381,986.60/2,241,207.82
  6. Step 6: Final answer
    x = 1,687,191.77

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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.