Home / 1,208,067.58-1,667,034.63-711,273.06

Finding the Fourth Proportional to 1,208,067.58, 1,667,034.63 and 711,273.06

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Solution

The fourth proportional to 1,208,067.58, 1,667,034.63 and 711,273.06 is: 981,498.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,067.58 : 1,667,034.63 = 711,273.06 : x
  2. Step 2: Convert to fraction form
    1,208,067.58/1,667,034.63 = 711,273.06/x
  3. Step 3: Cross multiply
    1,208,067.58x = 1,667,034.63 × 711,273.06
  4. Step 4: Simplify right side
    1,208,067.58x = 1,185,716,822,406.07
  5. Step 5: Solve for x
    x = 1,185,716,822,406.07/1,208,067.58
  6. Step 6: Final answer
    x = 981,498.75

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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.