Home / 3,670,423.20-5,503,010.40-1,647,010.80

Finding the Fourth Proportional to 3,670,423.20, 5,503,010.40 and 1,647,010.80

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Solution

The fourth proportional to 3,670,423.20, 5,503,010.40 and 1,647,010.80 is: 2,469,338.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,423.20 : 5,503,010.40 = 1,647,010.80 : x
  2. Step 2: Convert to fraction form
    3,670,423.20/5,503,010.40 = 1,647,010.80/x
  3. Step 3: Cross multiply
    3,670,423.20x = 5,503,010.40 × 1,647,010.80
  4. Step 4: Simplify right side
    3,670,423.20x = 9,063,517,561,312.32
  5. Step 5: Solve for x
    x = 9,063,517,561,312.32/3,670,423.20
  6. Step 6: Final answer
    x = 2,469,338.57

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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.