Home / 851,193.03-1,275,370.29-699,856.86

Finding the Fourth Proportional to 851,193.03, 1,275,370.29 and 699,856.86

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Solution

The fourth proportional to 851,193.03, 1,275,370.29 and 699,856.86 is: 1,048,618.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,193.03 : 1,275,370.29 = 699,856.86 : x
  2. Step 2: Convert to fraction form
    851,193.03/1,275,370.29 = 699,856.86/x
  3. Step 3: Cross multiply
    851,193.03x = 1,275,370.29 × 699,856.86
  4. Step 4: Simplify right side
    851,193.03x = 892,576,646,496.69
  5. Step 5: Solve for x
    x = 892,576,646,496.69/851,193.03
  6. Step 6: Final answer
    x = 1,048,618.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.