Home / 2,828,380.44-4,242,820.96-806,581.56

Finding the Fourth Proportional to 2,828,380.44, 4,242,820.96 and 806,581.56

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Solution

The fourth proportional to 2,828,380.44, 4,242,820.96 and 806,581.56 is: 1,209,943.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828,380.44 : 4,242,820.96 = 806,581.56 : x
  2. Step 2: Convert to fraction form
    2,828,380.44/4,242,820.96 = 806,581.56/x
  3. Step 3: Cross multiply
    2,828,380.44x = 4,242,820.96 × 806,581.56
  4. Step 4: Simplify right side
    2,828,380.44x = 3,422,181,148,717.50
  5. Step 5: Solve for x
    x = 3,422,181,148,717.50/2,828,380.44
  6. Step 6: Final answer
    x = 1,209,943.72

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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.