Home / 3,847,998.60-5,768,190.90-1,822,682.70

Finding the Fourth Proportional to 3,847,998.60, 5,768,190.90 and 1,822,682.70

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Solution

The fourth proportional to 3,847,998.60, 5,768,190.90 and 1,822,682.70 is: 2,732,220.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847,998.60 : 5,768,190.90 = 1,822,682.70 : x
  2. Step 2: Convert to fraction form
    3,847,998.60/5,768,190.90 = 1,822,682.70/x
  3. Step 3: Cross multiply
    3,847,998.60x = 5,768,190.90 × 1,822,682.70
  4. Step 4: Simplify right side
    3,847,998.60x = 10,513,581,763,727.43
  5. Step 5: Solve for x
    x = 10,513,581,763,727.43/3,847,998.60
  6. Step 6: Final answer
    x = 2,732,220.79

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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.