Home / 3,640,472.54-5,023,820.49-1,986,652.38

Finding the Fourth Proportional to 3,640,472.54, 5,023,820.49 and 1,986,652.38

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Solution

The fourth proportional to 3,640,472.54, 5,023,820.49 and 1,986,652.38 is: 2,741,563.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640,472.54 : 5,023,820.49 = 1,986,652.38 : x
  2. Step 2: Convert to fraction form
    3,640,472.54/5,023,820.49 = 1,986,652.38/x
  3. Step 3: Cross multiply
    3,640,472.54x = 5,023,820.49 × 1,986,652.38
  4. Step 4: Simplify right side
    3,640,472.54x = 9,980,584,933,151.27
  5. Step 5: Solve for x
    x = 9,980,584,933,151.27/3,640,472.54
  6. Step 6: Final answer
    x = 2,741,563.03

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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.