Home / 2,930,733.60-4,396,100.40-2,212,231.20

Finding the Fourth Proportional to 2,930,733.60, 4,396,100.40 and 2,212,231.20

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Solution

The fourth proportional to 2,930,733.60, 4,396,100.40 and 2,212,231.20 is: 3,318,346.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,733.60 : 4,396,100.40 = 2,212,231.20 : x
  2. Step 2: Convert to fraction form
    2,930,733.60/4,396,100.40 = 2,212,231.20/x
  3. Step 3: Cross multiply
    2,930,733.60x = 4,396,100.40 × 2,212,231.20
  4. Step 4: Simplify right side
    2,930,733.60x = 9,725,190,463,212.48
  5. Step 5: Solve for x
    x = 9,725,190,463,212.48/2,930,733.60
  6. Step 6: Final answer
    x = 3,318,346.80

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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.