Home / 2,238,131.20-3,357,196.80-1,612,940.80

Finding the Fourth Proportional to 2,238,131.20, 3,357,196.80 and 1,612,940.80

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Solution

The fourth proportional to 2,238,131.20, 3,357,196.80 and 1,612,940.80 is: 2,419,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,131.20 : 3,357,196.80 = 1,612,940.80 : x
  2. Step 2: Convert to fraction form
    2,238,131.20/3,357,196.80 = 1,612,940.80/x
  3. Step 3: Cross multiply
    2,238,131.20x = 3,357,196.80 × 1,612,940.80
  4. Step 4: Simplify right side
    2,238,131.20x = 5,414,959,692,349.44
  5. Step 5: Solve for x
    x = 5,414,959,692,349.44/2,238,131.20
  6. Step 6: Final answer
    x = 2,419,411.20

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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.