Home / 2,720,929.89-4,080,212.64-827,228.46

Finding the Fourth Proportional to 2,720,929.89, 4,080,212.64 and 827,228.46

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Solution

The fourth proportional to 2,720,929.89, 4,080,212.64 and 827,228.46 is: 1,240,483.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,929.89 : 4,080,212.64 = 827,228.46 : x
  2. Step 2: Convert to fraction form
    2,720,929.89/4,080,212.64 = 827,228.46/x
  3. Step 3: Cross multiply
    2,720,929.89x = 4,080,212.64 × 827,228.46
  4. Step 4: Simplify right side
    2,720,929.89x = 3,375,268,018,659.73
  5. Step 5: Solve for x
    x = 3,375,268,018,659.73/2,720,929.89
  6. Step 6: Final answer
    x = 1,240,483.27

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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.