Home / 1,479,907.05-2,042,273.53-800,843.55

Finding the Fourth Proportional to 1,479,907.05, 2,042,273.53 and 800,843.55

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Solution

The fourth proportional to 1,479,907.05, 2,042,273.53 and 800,843.55 is: 1,105,165.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,907.05 : 2,042,273.53 = 800,843.55 : x
  2. Step 2: Convert to fraction form
    1,479,907.05/2,042,273.53 = 800,843.55/x
  3. Step 3: Cross multiply
    1,479,907.05x = 2,042,273.53 × 800,843.55
  4. Step 4: Simplify right side
    1,479,907.05x = 1,635,541,573,624.86
  5. Step 5: Solve for x
    x = 1,635,541,573,624.86/1,479,907.05
  6. Step 6: Final answer
    x = 1,105,165.07

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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.