Home / 3,781,815.20-5,662,225.20-3,676,839.20

Finding the Fourth Proportional to 3,781,815.20, 5,662,225.20 and 3,676,839.20

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Solution

The fourth proportional to 3,781,815.20, 5,662,225.20 and 3,676,839.20 is: 5,505,052.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781,815.20 : 5,662,225.20 = 3,676,839.20 : x
  2. Step 2: Convert to fraction form
    3,781,815.20/5,662,225.20 = 3,676,839.20/x
  3. Step 3: Cross multiply
    3,781,815.20x = 5,662,225.20 × 3,676,839.20
  4. Step 4: Simplify right side
    3,781,815.20x = 20,819,091,574,587.84
  5. Step 5: Solve for x
    x = 20,819,091,574,587.84/3,781,815.20
  6. Step 6: Final answer
    x = 5,505,052.59

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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.