Home / 3,763,633.68-5,192,670.24-2,131,781.76

Finding the Fourth Proportional to 3,763,633.68, 5,192,670.24 and 2,131,781.76

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Solution

The fourth proportional to 3,763,633.68, 5,192,670.24 and 2,131,781.76 is: 2,941,210.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,763,633.68 : 5,192,670.24 = 2,131,781.76 : x
  2. Step 2: Convert to fraction form
    3,763,633.68/5,192,670.24 = 2,131,781.76/x
  3. Step 3: Cross multiply
    3,763,633.68x = 5,192,670.24 × 2,131,781.76
  4. Step 4: Simplify right side
    3,763,633.68x = 11,069,639,703,326.82
  5. Step 5: Solve for x
    x = 11,069,639,703,326.82/3,763,633.68
  6. Step 6: Final answer
    x = 2,941,210.71

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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.