Home / 4,991,243.80-7,486,865.70-2,723,762.20

Finding the Fourth Proportional to 4,991,243.80, 7,486,865.70 and 2,723,762.20

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Solution

The fourth proportional to 4,991,243.80, 7,486,865.70 and 2,723,762.20 is: 4,085,643.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991,243.80 : 7,486,865.70 = 2,723,762.20 : x
  2. Step 2: Convert to fraction form
    4,991,243.80/7,486,865.70 = 2,723,762.20/x
  3. Step 3: Cross multiply
    4,991,243.80x = 7,486,865.70 × 2,723,762.20
  4. Step 4: Simplify right side
    4,991,243.80x = 20,392,441,790,136.54
  5. Step 5: Solve for x
    x = 20,392,441,790,136.54/4,991,243.80
  6. Step 6: Final answer
    x = 4,085,643.30

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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.