Home / 3,904,513.98-5,388,161.79-2,162,148.85

Finding the Fourth Proportional to 3,904,513.98, 5,388,161.79 and 2,162,148.85

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Solution

The fourth proportional to 3,904,513.98, 5,388,161.79 and 2,162,148.85 is: 2,983,728.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904,513.98 : 5,388,161.79 = 2,162,148.85 : x
  2. Step 2: Convert to fraction form
    3,904,513.98/5,388,161.79 = 2,162,148.85/x
  3. Step 3: Cross multiply
    3,904,513.98x = 5,388,161.79 × 2,162,148.85
  4. Step 4: Simplify right side
    3,904,513.98x = 11,650,007,796,316.25
  5. Step 5: Solve for x
    x = 11,650,007,796,316.25/3,904,513.98
  6. Step 6: Final answer
    x = 2,983,728.03

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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.