Home / 3,614,213.12-4,987,680.71-1,982,703.83

Finding the Fourth Proportional to 3,614,213.12, 4,987,680.71 and 1,982,703.83

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Solution

The fourth proportional to 3,614,213.12, 4,987,680.71 and 1,982,703.83 is: 2,736,167.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614,213.12 : 4,987,680.71 = 1,982,703.83 : x
  2. Step 2: Convert to fraction form
    3,614,213.12/4,987,680.71 = 1,982,703.83/x
  3. Step 3: Cross multiply
    3,614,213.12x = 4,987,680.71 × 1,982,703.83
  4. Step 4: Simplify right side
    3,614,213.12x = 9,889,093,611,682.20
  5. Step 5: Solve for x
    x = 9,889,093,611,682.20/3,614,213.12
  6. Step 6: Final answer
    x = 2,736,167.82

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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.