Home / 3,866,018.24-5,797,550.64-1,271,720

Finding the Fourth Proportional to 3,866,018.24, 5,797,550.64 and 1,271,720

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Solution

The fourth proportional to 3,866,018.24, 5,797,550.64 and 1,271,720 is: 1,907,094.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,866,018.24 : 5,797,550.64 = 1,271,720 : x
  2. Step 2: Convert to fraction form
    3,866,018.24/5,797,550.64 = 1,271,720/x
  3. Step 3: Cross multiply
    3,866,018.24x = 5,797,550.64 × 1,271,720
  4. Step 4: Simplify right side
    3,866,018.24x = 7,372,861,099,900.80
  5. Step 5: Solve for x
    x = 7,372,861,099,900.80/3,866,018.24
  6. Step 6: Final answer
    x = 1,907,094.24

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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.