Home / 2,225,334.80-3,338,002.20-806,409.20

Finding the Fourth Proportional to 2,225,334.80, 3,338,002.20 and 806,409.20

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Solution

The fourth proportional to 2,225,334.80, 3,338,002.20 and 806,409.20 is: 1,209,613.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225,334.80 : 3,338,002.20 = 806,409.20 : x
  2. Step 2: Convert to fraction form
    2,225,334.80/3,338,002.20 = 806,409.20/x
  3. Step 3: Cross multiply
    2,225,334.80x = 3,338,002.20 × 806,409.20
  4. Step 4: Simplify right side
    2,225,334.80x = 2,691,795,683,700.24
  5. Step 5: Solve for x
    x = 2,691,795,683,700.24/2,225,334.80
  6. Step 6: Final answer
    x = 1,209,613.80

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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.