Home / 1,202,067.36-1,658,964.24-665,523.36

Finding the Fourth Proportional to 1,202,067.36, 1,658,964.24 and 665,523.36

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Solution

The fourth proportional to 1,202,067.36, 1,658,964.24 and 665,523.36 is: 918,483.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,067.36 : 1,658,964.24 = 665,523.36 : x
  2. Step 2: Convert to fraction form
    1,202,067.36/1,658,964.24 = 665,523.36/x
  3. Step 3: Cross multiply
    1,202,067.36x = 1,658,964.24 × 665,523.36
  4. Step 4: Simplify right side
    1,202,067.36x = 1,104,079,455,124.65
  5. Step 5: Solve for x
    x = 1,104,079,455,124.65/1,202,067.36
  6. Step 6: Final answer
    x = 918,483.85

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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.