Home / 1,067,634.27-1,473,291.38-638,151.21

Finding the Fourth Proportional to 1,067,634.27, 1,473,291.38 and 638,151.21

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Solution

The fourth proportional to 1,067,634.27, 1,473,291.38 and 638,151.21 is: 880,622.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,634.27 : 1,473,291.38 = 638,151.21 : x
  2. Step 2: Convert to fraction form
    1,067,634.27/1,473,291.38 = 638,151.21/x
  3. Step 3: Cross multiply
    1,067,634.27x = 1,473,291.38 × 638,151.21
  4. Step 4: Simplify right side
    1,067,634.27x = 940,182,678,424.95
  5. Step 5: Solve for x
    x = 940,182,678,424.95/1,067,634.27
  6. Step 6: Final answer
    x = 880,622.42

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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.