Home / 3,324,109.90-4,988,622.45-1,330,996.30

Finding the Fourth Proportional to 3,324,109.90, 4,988,622.45 and 1,330,996.30

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Solution

The fourth proportional to 3,324,109.90, 4,988,622.45 and 1,330,996.30 is: 1,997,478.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324,109.90 : 4,988,622.45 = 1,330,996.30 : x
  2. Step 2: Convert to fraction form
    3,324,109.90/4,988,622.45 = 1,330,996.30/x
  3. Step 3: Cross multiply
    3,324,109.90x = 4,988,622.45 × 1,330,996.30
  4. Step 4: Simplify right side
    3,324,109.90x = 6,639,838,023,046.94
  5. Step 5: Solve for x
    x = 6,639,838,023,046.94/3,324,109.90
  6. Step 6: Final answer
    x = 1,997,478.49

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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.