Home / 1,067,990.27-1,474,540.09-632,547.64

Finding the Fourth Proportional to 1,067,990.27, 1,474,540.09 and 632,547.64

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Solution

The fourth proportional to 1,067,990.27, 1,474,540.09 and 632,547.64 is: 873,338.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,990.27 : 1,474,540.09 = 632,547.64 : x
  2. Step 2: Convert to fraction form
    1,067,990.27/1,474,540.09 = 632,547.64/x
  3. Step 3: Cross multiply
    1,067,990.27x = 1,474,540.09 × 632,547.64
  4. Step 4: Simplify right side
    1,067,990.27x = 932,716,848,747.17
  5. Step 5: Solve for x
    x = 932,716,848,747.17/1,067,990.27
  6. Step 6: Final answer
    x = 873,338.34

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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.