Home / 3,781,881.57-5,218,842.38-2,233,644.33

Finding the Fourth Proportional to 3,781,881.57, 5,218,842.38 and 2,233,644.33

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Solution

The fourth proportional to 3,781,881.57, 5,218,842.38 and 2,233,644.33 is: 3,082,338.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781,881.57 : 5,218,842.38 = 2,233,644.33 : x
  2. Step 2: Convert to fraction form
    3,781,881.57/5,218,842.38 = 2,233,644.33/x
  3. Step 3: Cross multiply
    3,781,881.57x = 5,218,842.38 × 2,233,644.33
  4. Step 4: Simplify right side
    3,781,881.57x = 11,657,037,680,082.48
  5. Step 5: Solve for x
    x = 11,657,037,680,082.48/3,781,881.57
  6. Step 6: Final answer
    x = 3,082,338.11

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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.