Home / 3,904,898.77-5,388,781.53-2,162,625.22

Finding the Fourth Proportional to 3,904,898.77, 5,388,781.53 and 2,162,625.22

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Solution

The fourth proportional to 3,904,898.77, 5,388,781.53 and 2,162,625.22 is: 2,984,434.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904,898.77 : 5,388,781.53 = 2,162,625.22 : x
  2. Step 2: Convert to fraction form
    3,904,898.77/5,388,781.53 = 2,162,625.22/x
  3. Step 3: Cross multiply
    3,904,898.77x = 5,388,781.53 × 2,162,625.22
  4. Step 4: Simplify right side
    3,904,898.77x = 11,653,914,841,848.19
  5. Step 5: Solve for x
    x = 11,653,914,841,848.19/3,904,898.77
  6. Step 6: Final answer
    x = 2,984,434.56

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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.