Home / 1,479,925.71-2,042,297.44-800,862.21

Finding the Fourth Proportional to 1,479,925.71, 2,042,297.44 and 800,862.21

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Solution

The fourth proportional to 1,479,925.71, 2,042,297.44 and 800,862.21 is: 1,105,189.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,925.71 : 2,042,297.44 = 800,862.21 : x
  2. Step 2: Convert to fraction form
    1,479,925.71/2,042,297.44 = 800,862.21/x
  3. Step 3: Cross multiply
    1,479,925.71x = 2,042,297.44 × 800,862.21
  4. Step 4: Simplify right side
    1,479,925.71x = 1,635,598,839,273.59
  5. Step 5: Solve for x
    x = 1,635,598,839,273.59/1,479,925.71
  6. Step 6: Final answer
    x = 1,105,189.83

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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.