Home / 1,188,115.04-1,639,067.46-704,700.56

Finding the Fourth Proportional to 1,188,115.04, 1,639,067.46 and 704,700.56

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Solution

The fourth proportional to 1,188,115.04, 1,639,067.46 and 704,700.56 is: 972,171.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,115.04 : 1,639,067.46 = 704,700.56 : x
  2. Step 2: Convert to fraction form
    1,188,115.04/1,639,067.46 = 704,700.56/x
  3. Step 3: Cross multiply
    1,188,115.04x = 1,639,067.46 × 704,700.56
  4. Step 4: Simplify right side
    1,188,115.04x = 1,155,051,756,939.78
  5. Step 5: Solve for x
    x = 1,155,051,756,939.78/1,188,115.04
  6. Step 6: Final answer
    x = 972,171.65

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Double scale
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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.