Home / 3,781,818.20-5,662,229.70-3,676,842.20

Finding the Fourth Proportional to 3,781,818.20, 5,662,229.70 and 3,676,842.20

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Solution

The fourth proportional to 3,781,818.20, 5,662,229.70 and 3,676,842.20 is: 5,505,057.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781,818.20 : 5,662,229.70 = 3,676,842.20 : x
  2. Step 2: Convert to fraction form
    3,781,818.20/5,662,229.70 = 3,676,842.20/x
  3. Step 3: Cross multiply
    3,781,818.20x = 5,662,229.70 × 3,676,842.20
  4. Step 4: Simplify right side
    3,781,818.20x = 20,819,125,107,053.34
  5. Step 5: Solve for x
    x = 20,819,125,107,053.34/3,781,818.20
  6. Step 6: Final answer
    x = 5,505,057.09

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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.