Home / 2,725,287.20-4,080,057.60-1,662,405.20

Finding the Fourth Proportional to 2,725,287.20, 4,080,057.60 and 1,662,405.20

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Solution

The fourth proportional to 2,725,287.20, 4,080,057.60 and 1,662,405.20 is: 2,488,805.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725,287.20 : 4,080,057.60 = 1,662,405.20 : x
  2. Step 2: Convert to fraction form
    2,725,287.20/4,080,057.60 = 1,662,405.20/x
  3. Step 3: Cross multiply
    2,725,287.20x = 4,080,057.60 × 1,662,405.20
  4. Step 4: Simplify right side
    2,725,287.20x = 6,782,708,970,539.52
  5. Step 5: Solve for x
    x = 6,782,708,970,539.52/2,725,287.20
  6. Step 6: Final answer
    x = 2,488,805.21

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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.