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Finding the Fourth Proportional to 2,933,532.80, 4,401,076.80 and 1,040,076.80

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Solution

The fourth proportional to 2,933,532.80, 4,401,076.80 and 1,040,076.80 is: 1,560,390.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933,532.80 : 4,401,076.80 = 1,040,076.80 : x
  2. Step 2: Convert to fraction form
    2,933,532.80/4,401,076.80 = 1,040,076.80/x
  3. Step 3: Cross multiply
    2,933,532.80x = 4,401,076.80 × 1,040,076.80
  4. Step 4: Simplify right side
    2,933,532.80x = 4,577,457,874,698.24
  5. Step 5: Solve for x
    x = 4,577,457,874,698.24/2,933,532.80
  6. Step 6: Final answer
    x = 1,560,390.90

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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.