Home / 4,140,163.20-6,206,551.20-1,615,231.20

Finding the Fourth Proportional to 4,140,163.20, 6,206,551.20 and 1,615,231.20

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Solution

The fourth proportional to 4,140,163.20, 6,206,551.20 and 1,615,231.20 is: 2,421,405.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140,163.20 : 6,206,551.20 = 1,615,231.20 : x
  2. Step 2: Convert to fraction form
    4,140,163.20/6,206,551.20 = 1,615,231.20/x
  3. Step 3: Cross multiply
    4,140,163.20x = 6,206,551.20 × 1,615,231.20
  4. Step 4: Simplify right side
    4,140,163.20x = 10,025,015,142,637.44
  5. Step 5: Solve for x
    x = 10,025,015,142,637.44/4,140,163.20
  6. Step 6: Final answer
    x = 2,421,405.79

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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.