Home / 3,619,203.40-5,432,952.30-2,124,137.80

Finding the Fourth Proportional to 3,619,203.40, 5,432,952.30 and 2,124,137.80

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Solution

The fourth proportional to 3,619,203.40, 5,432,952.30 and 2,124,137.80 is: 3,188,640.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,203.40 : 5,432,952.30 = 2,124,137.80 : x
  2. Step 2: Convert to fraction form
    3,619,203.40/5,432,952.30 = 2,124,137.80/x
  3. Step 3: Cross multiply
    3,619,203.40x = 5,432,952.30 × 2,124,137.80
  4. Step 4: Simplify right side
    3,619,203.40x = 11,540,339,346,026.94
  5. Step 5: Solve for x
    x = 11,540,339,346,026.94/3,619,203.40
  6. Step 6: Final answer
    x = 3,188,640.72

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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.