Home / 2,621,563.20-3,932,474.40-1,361,851.20

Finding the Fourth Proportional to 2,621,563.20, 3,932,474.40 and 1,361,851.20

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Solution

The fourth proportional to 2,621,563.20, 3,932,474.40 and 1,361,851.20 is: 2,042,844.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621,563.20 : 3,932,474.40 = 1,361,851.20 : x
  2. Step 2: Convert to fraction form
    2,621,563.20/3,932,474.40 = 1,361,851.20/x
  3. Step 3: Cross multiply
    2,621,563.20x = 3,932,474.40 × 1,361,851.20
  4. Step 4: Simplify right side
    2,621,563.20x = 5,355,444,980,609.28
  5. Step 5: Solve for x
    x = 5,355,444,980,609.28/2,621,563.20
  6. Step 6: Final answer
    x = 2,042,844.12

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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.