Home / 3,469,209.80-5,200,821.54-1,669,617.41

Finding the Fourth Proportional to 3,469,209.80, 5,200,821.54 and 1,669,617.41

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Solution

The fourth proportional to 3,469,209.80, 5,200,821.54 and 1,669,617.41 is: 2,502,985.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469,209.80 : 5,200,821.54 = 1,669,617.41 : x
  2. Step 2: Convert to fraction form
    3,469,209.80/5,200,821.54 = 1,669,617.41/x
  3. Step 3: Cross multiply
    3,469,209.80x = 5,200,821.54 × 1,669,617.41
  4. Step 4: Simplify right side
    3,469,209.80x = 8,683,382,163,482.90
  5. Step 5: Solve for x
    x = 8,683,382,163,482.90/3,469,209.80
  6. Step 6: Final answer
    x = 2,502,985.60

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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.