Home / 2,987,857.60-4,481,203.20-993,313.60

Finding the Fourth Proportional to 2,987,857.60, 4,481,203.20 and 993,313.60

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Solution

The fourth proportional to 2,987,857.60, 4,481,203.20 and 993,313.60 is: 1,489,776.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,987,857.60 : 4,481,203.20 = 993,313.60 : x
  2. Step 2: Convert to fraction form
    2,987,857.60/4,481,203.20 = 993,313.60/x
  3. Step 3: Cross multiply
    2,987,857.60x = 4,481,203.20 × 993,313.60
  4. Step 4: Simplify right side
    2,987,857.60x = 4,451,240,082,923.52
  5. Step 5: Solve for x
    x = 4,451,240,082,923.52/2,987,857.60
  6. Step 6: Final answer
    x = 1,489,776.52

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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.