Home / 3,953,238.89-5,451,396.59-3,382,169.45

Finding the Fourth Proportional to 3,953,238.89, 5,451,396.59 and 3,382,169.45

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Solution

The fourth proportional to 3,953,238.89, 5,451,396.59 and 3,382,169.45 is: 4,663,909.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,953,238.89 : 5,451,396.59 = 3,382,169.45 : x
  2. Step 2: Convert to fraction form
    3,953,238.89/5,451,396.59 = 3,382,169.45/x
  3. Step 3: Cross multiply
    3,953,238.89x = 5,451,396.59 × 3,382,169.45
  4. Step 4: Simplify right side
    3,953,238.89x = 18,437,546,987,730.62
  5. Step 5: Solve for x
    x = 18,437,546,987,730.62/3,953,238.89
  6. Step 6: Final answer
    x = 4,663,909.14

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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.