Home / 3,315,555.20-4,970,416.80-2,247,132.80

Finding the Fourth Proportional to 3,315,555.20, 4,970,416.80 and 2,247,132.80

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Solution

The fourth proportional to 3,315,555.20, 4,970,416.80 and 2,247,132.80 is: 3,368,722.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,555.20 : 4,970,416.80 = 2,247,132.80 : x
  2. Step 2: Convert to fraction form
    3,315,555.20/4,970,416.80 = 2,247,132.80/x
  3. Step 3: Cross multiply
    3,315,555.20x = 4,970,416.80 × 2,247,132.80
  4. Step 4: Simplify right side
    3,315,555.20x = 11,169,186,620,951.04
  5. Step 5: Solve for x
    x = 11,169,186,620,951.04/3,315,555.20
  6. Step 6: Final answer
    x = 3,368,722.87

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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.