Home / 1,378,097.15-2,067,565.32-704,651.49

Finding the Fourth Proportional to 1,378,097.15, 2,067,565.32 and 704,651.49

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Solution

The fourth proportional to 1,378,097.15, 2,067,565.32 and 704,651.49 is: 1,057,191.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,378,097.15 : 2,067,565.32 = 704,651.49 : x
  2. Step 2: Convert to fraction form
    1,378,097.15/2,067,565.32 = 704,651.49/x
  3. Step 3: Cross multiply
    1,378,097.15x = 2,067,565.32 × 704,651.49
  4. Step 4: Simplify right side
    1,378,097.15x = 1,456,912,983,410.33
  5. Step 5: Solve for x
    x = 1,456,912,983,410.33/1,378,097.15
  6. Step 6: Final answer
    x = 1,057,191.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.