Home / 3,172,356.82-4,377,857.97-1,722,053.24

Finding the Fourth Proportional to 3,172,356.82, 4,377,857.97 and 1,722,053.24

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Solution

The fourth proportional to 3,172,356.82, 4,377,857.97 and 1,722,053.24 is: 2,376,436.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,356.82 : 4,377,857.97 = 1,722,053.24 : x
  2. Step 2: Convert to fraction form
    3,172,356.82/4,377,857.97 = 1,722,053.24/x
  3. Step 3: Cross multiply
    3,172,356.82x = 4,377,857.97 × 1,722,053.24
  4. Step 4: Simplify right side
    3,172,356.82x = 7,538,904,502,688.67
  5. Step 5: Solve for x
    x = 7,538,904,502,688.67/3,172,356.82
  6. Step 6: Final answer
    x = 2,376,436.49

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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.