Home / 1,479,919.57-2,042,289-800,856.07

Finding the Fourth Proportional to 1,479,919.57, 2,042,289 and 800,856.07

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Solution

The fourth proportional to 1,479,919.57, 2,042,289 and 800,856.07 is: 1,105,181.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,919.57 : 2,042,289 = 800,856.07 : x
  2. Step 2: Convert to fraction form
    1,479,919.57/2,042,289 = 800,856.07/x
  3. Step 3: Cross multiply
    1,479,919.57x = 2,042,289 × 800,856.07
  4. Step 4: Simplify right side
    1,479,919.57x = 1,635,579,542,344.23
  5. Step 5: Solve for x
    x = 1,635,579,542,344.23/1,479,919.57
  6. Step 6: Final answer
    x = 1,105,181.37

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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.