Home / 3,585,221.80-5,377,832.70-1,787,410.60

Finding the Fourth Proportional to 3,585,221.80, 5,377,832.70 and 1,787,410.60

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Solution

The fourth proportional to 3,585,221.80, 5,377,832.70 and 1,787,410.60 is: 2,681,115.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585,221.80 : 5,377,832.70 = 1,787,410.60 : x
  2. Step 2: Convert to fraction form
    3,585,221.80/5,377,832.70 = 1,787,410.60/x
  3. Step 3: Cross multiply
    3,585,221.80x = 5,377,832.70 × 1,787,410.60
  4. Step 4: Simplify right side
    3,585,221.80x = 9,612,395,173,006.62
  5. Step 5: Solve for x
    x = 9,612,395,173,006.62/3,585,221.80
  6. Step 6: Final answer
    x = 2,681,115.90

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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.