Home / 2,802,327.60-4,202,908.20-780,049.20

Finding the Fourth Proportional to 2,802,327.60, 4,202,908.20 and 780,049.20

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Solution

The fourth proportional to 2,802,327.60, 4,202,908.20 and 780,049.20 is: 1,169,911.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802,327.60 : 4,202,908.20 = 780,049.20 : x
  2. Step 2: Convert to fraction form
    2,802,327.60/4,202,908.20 = 780,049.20/x
  3. Step 3: Cross multiply
    2,802,327.60x = 4,202,908.20 × 780,049.20
  4. Step 4: Simplify right side
    2,802,327.60x = 3,278,475,179,083.44
  5. Step 5: Solve for x
    x = 3,278,475,179,083.44/2,802,327.60
  6. Step 6: Final answer
    x = 1,169,911.46

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1.5x scale

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.