Home / 3,172,357.82-4,377,859.35-1,722,054.24

Finding the Fourth Proportional to 3,172,357.82, 4,377,859.35 and 1,722,054.24

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Solution

The fourth proportional to 3,172,357.82, 4,377,859.35 and 1,722,054.24 is: 2,376,437.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,357.82 : 4,377,859.35 = 1,722,054.24 : x
  2. Step 2: Convert to fraction form
    3,172,357.82/4,377,859.35 = 1,722,054.24/x
  3. Step 3: Cross multiply
    3,172,357.82x = 4,377,859.35 × 1,722,054.24
  4. Step 4: Simplify right side
    3,172,357.82x = 7,538,911,255,791.14
  5. Step 5: Solve for x
    x = 7,538,911,255,791.14/3,172,357.82
  6. Step 6: Final answer
    x = 2,376,437.87

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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.