Home / 2,789,673.31-4,180,517.47-1,589,114.80

Finding the Fourth Proportional to 2,789,673.31, 4,180,517.47 and 1,589,114.80

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Solution

The fourth proportional to 2,789,673.31, 4,180,517.47 and 1,589,114.80 is: 2,381,397.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789,673.31 : 4,180,517.47 = 1,589,114.80 : x
  2. Step 2: Convert to fraction form
    2,789,673.31/4,180,517.47 = 1,589,114.80/x
  3. Step 3: Cross multiply
    2,789,673.31x = 4,180,517.47 × 1,589,114.80
  4. Step 4: Simplify right side
    2,789,673.31x = 6,643,322,183,235.56
  5. Step 5: Solve for x
    x = 6,643,322,183,235.56/2,789,673.31
  6. Step 6: Final answer
    x = 2,381,397.91

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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.