Home / 3,193,900.35-4,409,163.12-1,970,879.52

Finding the Fourth Proportional to 3,193,900.35, 4,409,163.12 and 1,970,879.52

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Solution

The fourth proportional to 3,193,900.35, 4,409,163.12 and 1,970,879.52 is: 2,720,789.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193,900.35 : 4,409,163.12 = 1,970,879.52 : x
  2. Step 2: Convert to fraction form
    3,193,900.35/4,409,163.12 = 1,970,879.52/x
  3. Step 3: Cross multiply
    3,193,900.35x = 4,409,163.12 × 1,970,879.52
  4. Step 4: Simplify right side
    3,193,900.35x = 8,689,929,293,547.30
  5. Step 5: Solve for x
    x = 8,689,929,293,547.30/3,193,900.35
  6. Step 6: Final answer
    x = 2,720,789.11

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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.