Home / 3,091,288.50-4,265,978.13-1,802,183.22

Finding the Fourth Proportional to 3,091,288.50, 4,265,978.13 and 1,802,183.22

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Solution

The fourth proportional to 3,091,288.50, 4,265,978.13 and 1,802,183.22 is: 2,487,012.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091,288.50 : 4,265,978.13 = 1,802,183.22 : x
  2. Step 2: Convert to fraction form
    3,091,288.50/4,265,978.13 = 1,802,183.22/x
  3. Step 3: Cross multiply
    3,091,288.50x = 4,265,978.13 × 1,802,183.22
  4. Step 4: Simplify right side
    3,091,288.50x = 7,688,074,202,772.98
  5. Step 5: Solve for x
    x = 7,688,074,202,772.98/3,091,288.50
  6. Step 6: Final answer
    x = 2,487,012.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.