Home / 3,782,042.02-5,219,464.44-2,150,601.28

Finding the Fourth Proportional to 3,782,042.02, 5,219,464.44 and 2,150,601.28

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Solution

The fourth proportional to 3,782,042.02, 5,219,464.44 and 2,150,601.28 is: 2,967,969.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782,042.02 : 5,219,464.44 = 2,150,601.28 : x
  2. Step 2: Convert to fraction form
    3,782,042.02/5,219,464.44 = 2,150,601.28/x
  3. Step 3: Cross multiply
    3,782,042.02x = 5,219,464.44 × 2,150,601.28
  4. Step 4: Simplify right side
    3,782,042.02x = 11,224,986,905,578.48
  5. Step 5: Solve for x
    x = 11,224,986,905,578.48/3,782,042.02
  6. Step 6: Final answer
    x = 2,967,969.91

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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.