Home / 3,690,578.70-5,531,202.45-3,289,337.10

Finding the Fourth Proportional to 3,690,578.70, 5,531,202.45 and 3,289,337.10

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Solution

The fourth proportional to 3,690,578.70, 5,531,202.45 and 3,289,337.10 is: 4,929,847.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690,578.70 : 5,531,202.45 = 3,289,337.10 : x
  2. Step 2: Convert to fraction form
    3,690,578.70/5,531,202.45 = 3,289,337.10/x
  3. Step 3: Cross multiply
    3,690,578.70x = 5,531,202.45 × 3,289,337.10
  4. Step 4: Simplify right side
    3,690,578.70x = 18,193,989,426,395.89
  5. Step 5: Solve for x
    x = 18,193,989,426,395.89/3,690,578.70
  6. Step 6: Final answer
    x = 4,929,847.30

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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.