Home / 1,479,877.75-2,042,245.88-800,828.83

Finding the Fourth Proportional to 1,479,877.75, 2,042,245.88 and 800,828.83

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Solution

The fourth proportional to 1,479,877.75, 2,042,245.88 and 800,828.83 is: 1,105,151.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,877.75 : 2,042,245.88 = 800,828.83 : x
  2. Step 2: Convert to fraction form
    1,479,877.75/2,042,245.88 = 800,828.83/x
  3. Step 3: Cross multiply
    1,479,877.75x = 2,042,245.88 × 800,828.83
  4. Step 4: Simplify right side
    1,479,877.75x = 1,635,489,378,652.72
  5. Step 5: Solve for x
    x = 1,635,489,378,652.72/1,479,877.75
  6. Step 6: Final answer
    x = 1,105,151.68

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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.