Home / 3,180,811.80-4,769,583.30-936,658.20

Finding the Fourth Proportional to 3,180,811.80, 4,769,583.30 and 936,658.20

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Solution

The fourth proportional to 3,180,811.80, 4,769,583.30 and 936,658.20 is: 1,404,506.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,180,811.80 : 4,769,583.30 = 936,658.20 : x
  2. Step 2: Convert to fraction form
    3,180,811.80/4,769,583.30 = 936,658.20/x
  3. Step 3: Cross multiply
    3,180,811.80x = 4,769,583.30 × 936,658.20
  4. Step 4: Simplify right side
    3,180,811.80x = 4,467,469,308,528.06
  5. Step 5: Solve for x
    x = 4,467,469,308,528.06/3,180,811.80
  6. Step 6: Final answer
    x = 1,404,506.02

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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.