Home / 2,125,955.20-3,188,932.80-2,033,809.60

Finding the Fourth Proportional to 2,125,955.20, 3,188,932.80 and 2,033,809.60

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Solution

The fourth proportional to 2,125,955.20, 3,188,932.80 and 2,033,809.60 is: 3,050,714.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,955.20 : 3,188,932.80 = 2,033,809.60 : x
  2. Step 2: Convert to fraction form
    2,125,955.20/3,188,932.80 = 2,033,809.60/x
  3. Step 3: Cross multiply
    2,125,955.20x = 3,188,932.80 × 2,033,809.60
  4. Step 4: Simplify right side
    2,125,955.20x = 6,485,682,142,394.88
  5. Step 5: Solve for x
    x = 6,485,682,142,394.88/2,125,955.20
  6. Step 6: Final answer
    x = 3,050,714.40

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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.