Home / 3,662,962.80-5,478,892.20-3,286,604.40

Finding the Fourth Proportional to 3,662,962.80, 5,478,892.20 and 3,286,604.40

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Solution

The fourth proportional to 3,662,962.80, 5,478,892.20 and 3,286,604.40 is: 4,915,952.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,662,962.80 : 5,478,892.20 = 3,286,604.40 : x
  2. Step 2: Convert to fraction form
    3,662,962.80/5,478,892.20 = 3,286,604.40/x
  3. Step 3: Cross multiply
    3,662,962.80x = 5,478,892.20 × 3,286,604.40
  4. Step 4: Simplify right side
    3,662,962.80x = 18,006,951,211,645.68
  5. Step 5: Solve for x
    x = 18,006,951,211,645.68/3,662,962.80
  6. Step 6: Final answer
    x = 4,915,952.52

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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.