Home / 6,120,863.80-9,181,295.70-1,861,025.20

Finding the Fourth Proportional to 6,120,863.80, 9,181,295.70 and 1,861,025.20

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Solution

The fourth proportional to 6,120,863.80, 9,181,295.70 and 1,861,025.20 is: 2,791,537.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120,863.80 : 9,181,295.70 = 1,861,025.20 : x
  2. Step 2: Convert to fraction form
    6,120,863.80/9,181,295.70 = 1,861,025.20/x
  3. Step 3: Cross multiply
    6,120,863.80x = 9,181,295.70 × 1,861,025.20
  4. Step 4: Simplify right side
    6,120,863.80x = 17,086,622,666,351.64
  5. Step 5: Solve for x
    x = 17,086,622,666,351.64/6,120,863.80
  6. Step 6: Final answer
    x = 2,791,537.80

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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.