Home / 1,479,936.72-2,042,312.64-800,873.22

Finding the Fourth Proportional to 1,479,936.72, 2,042,312.64 and 800,873.22

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Solution

The fourth proportional to 1,479,936.72, 2,042,312.64 and 800,873.22 is: 1,105,205.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,936.72 : 2,042,312.64 = 800,873.22 : x
  2. Step 2: Convert to fraction form
    1,479,936.72/2,042,312.64 = 800,873.22/x
  3. Step 3: Cross multiply
    1,479,936.72x = 2,042,312.64 × 800,873.22
  4. Step 4: Simplify right side
    1,479,936.72x = 1,635,633,500,243.50
  5. Step 5: Solve for x
    x = 1,635,633,500,243.50/1,479,936.72
  6. Step 6: Final answer
    x = 1,105,205.03

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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.