Home / 3,289,168.45-4,934,456.92-983,842.64

Finding the Fourth Proportional to 3,289,168.45, 4,934,456.92 and 983,842.64

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Solution

The fourth proportional to 3,289,168.45, 4,934,456.92 and 983,842.64 is: 1,475,974.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289,168.45 : 4,934,456.92 = 983,842.64 : x
  2. Step 2: Convert to fraction form
    3,289,168.45/4,934,456.92 = 983,842.64/x
  3. Step 3: Cross multiply
    3,289,168.45x = 4,934,456.92 × 983,842.64
  4. Step 4: Simplify right side
    3,289,168.45x = 4,854,729,118,200.80
  5. Step 5: Solve for x
    x = 4,854,729,118,200.80/3,289,168.45
  6. Step 6: Final answer
    x = 1,475,974.61

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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.