Home / 3,324,110.40-4,988,623.20-1,330,996.80

Finding the Fourth Proportional to 3,324,110.40, 4,988,623.20 and 1,330,996.80

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Solution

The fourth proportional to 3,324,110.40, 4,988,623.20 and 1,330,996.80 is: 1,997,479.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324,110.40 : 4,988,623.20 = 1,330,996.80 : x
  2. Step 2: Convert to fraction form
    3,324,110.40/4,988,623.20 = 1,330,996.80/x
  3. Step 3: Cross multiply
    3,324,110.40x = 4,988,623.20 × 1,330,996.80
  4. Step 4: Simplify right side
    3,324,110.40x = 6,639,841,515,605.76
  5. Step 5: Solve for x
    x = 6,639,841,515,605.76/3,324,110.40
  6. Step 6: Final answer
    x = 1,997,479.24

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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.