Home / 3,669,473.90-5,504,210.85-1,989,857.90

Finding the Fourth Proportional to 3,669,473.90, 5,504,210.85 and 1,989,857.90

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Solution

The fourth proportional to 3,669,473.90, 5,504,210.85 and 1,989,857.90 is: 2,984,786.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,473.90 : 5,504,210.85 = 1,989,857.90 : x
  2. Step 2: Convert to fraction form
    3,669,473.90/5,504,210.85 = 1,989,857.90/x
  3. Step 3: Cross multiply
    3,669,473.90x = 5,504,210.85 × 1,989,857.90
  4. Step 4: Simplify right side
    3,669,473.90x = 10,952,597,443,138.21
  5. Step 5: Solve for x
    x = 10,952,597,443,138.21/3,669,473.90
  6. Step 6: Final answer
    x = 2,984,786.85

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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.