Home / 1,647,982.92-2,274,446.64-1,190,577.24

Finding the Fourth Proportional to 1,647,982.92, 2,274,446.64 and 1,190,577.24

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Solution

The fourth proportional to 1,647,982.92, 2,274,446.64 and 1,190,577.24 is: 1,643,162.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,982.92 : 2,274,446.64 = 1,190,577.24 : x
  2. Step 2: Convert to fraction form
    1,647,982.92/2,274,446.64 = 1,190,577.24/x
  3. Step 3: Cross multiply
    1,647,982.92x = 2,274,446.64 × 1,190,577.24
  4. Step 4: Simplify right side
    1,647,982.92x = 2,707,904,403,178.47
  5. Step 5: Solve for x
    x = 2,707,904,403,178.47/1,647,982.92
  6. Step 6: Final answer
    x = 1,643,162.91

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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.