Home / 2,221,376.31-3,331,404.20-941,964.90

Finding the Fourth Proportional to 2,221,376.31, 3,331,404.20 and 941,964.90

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Solution

The fourth proportional to 2,221,376.31, 3,331,404.20 and 941,964.90 is: 1,412,667.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,376.31 : 3,331,404.20 = 941,964.90 : x
  2. Step 2: Convert to fraction form
    2,221,376.31/3,331,404.20 = 941,964.90/x
  3. Step 3: Cross multiply
    2,221,376.31x = 3,331,404.20 × 941,964.90
  4. Step 4: Simplify right side
    2,221,376.31x = 3,138,065,819,402.76
  5. Step 5: Solve for x
    x = 3,138,065,819,402.76/2,221,376.31
  6. Step 6: Final answer
    x = 1,412,667.37

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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.