Home / 3,188,103.30-4,399,512.57-1,737,743.22

Finding the Fourth Proportional to 3,188,103.30, 4,399,512.57 and 1,737,743.22

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Solution

The fourth proportional to 3,188,103.30, 4,399,512.57 and 1,737,743.22 is: 2,398,047.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,103.30 : 4,399,512.57 = 1,737,743.22 : x
  2. Step 2: Convert to fraction form
    3,188,103.30/4,399,512.57 = 1,737,743.22/x
  3. Step 3: Cross multiply
    3,188,103.30x = 4,399,512.57 × 1,737,743.22
  4. Step 4: Simplify right side
    3,188,103.30x = 7,645,223,139,822.28
  5. Step 5: Solve for x
    x = 7,645,223,139,822.28/3,188,103.30
  6. Step 6: Final answer
    x = 2,398,047.50

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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.