Home / 3,936,400.20-5,900,885.10-2,136,630.60

Finding the Fourth Proportional to 3,936,400.20, 5,900,885.10 and 2,136,630.60

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Solution

The fourth proportional to 3,936,400.20, 5,900,885.10 and 2,136,630.60 is: 3,202,929.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936,400.20 : 5,900,885.10 = 2,136,630.60 : x
  2. Step 2: Convert to fraction form
    3,936,400.20/5,900,885.10 = 2,136,630.60/x
  3. Step 3: Cross multiply
    3,936,400.20x = 5,900,885.10 × 2,136,630.60
  4. Step 4: Simplify right side
    3,936,400.20x = 12,608,011,671,744.06
  5. Step 5: Solve for x
    x = 12,608,011,671,744.06/3,936,400.20
  6. Step 6: Final answer
    x = 3,202,929.33

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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.