Home / 1,960,538.13-2,705,249.12-1,100,932.31

Finding the Fourth Proportional to 1,960,538.13, 2,705,249.12 and 1,100,932.31

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Solution

The fourth proportional to 1,960,538.13, 2,705,249.12 and 1,100,932.31 is: 1,519,121.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960,538.13 : 2,705,249.12 = 1,100,932.31 : x
  2. Step 2: Convert to fraction form
    1,960,538.13/2,705,249.12 = 1,100,932.31/x
  3. Step 3: Cross multiply
    1,960,538.13x = 2,705,249.12 × 1,100,932.31
  4. Step 4: Simplify right side
    1,960,538.13x = 2,978,296,166,817.86
  5. Step 5: Solve for x
    x = 2,978,296,166,817.86/1,960,538.13
  6. Step 6: Final answer
    x = 1,519,121.78

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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.