Home / 1,628,067.52-2,246,871.06-903,148.71

Finding the Fourth Proportional to 1,628,067.52, 2,246,871.06 and 903,148.71

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Solution

The fourth proportional to 1,628,067.52, 2,246,871.06 and 903,148.71 is: 1,246,421.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,067.52 : 2,246,871.06 = 903,148.71 : x
  2. Step 2: Convert to fraction form
    1,628,067.52/2,246,871.06 = 903,148.71/x
  3. Step 3: Cross multiply
    1,628,067.52x = 2,246,871.06 × 903,148.71
  4. Step 4: Simplify right side
    1,628,067.52x = 2,029,258,699,375.33
  5. Step 5: Solve for x
    x = 2,029,258,699,375.33/1,628,067.52
  6. Step 6: Final answer
    x = 1,246,421.71

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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.