Home / 4,914,812.20-7,372,218.30-2,789,048.20

Finding the Fourth Proportional to 4,914,812.20, 7,372,218.30 and 2,789,048.20

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Solution

The fourth proportional to 4,914,812.20, 7,372,218.30 and 2,789,048.20 is: 4,183,572.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914,812.20 : 7,372,218.30 = 2,789,048.20 : x
  2. Step 2: Convert to fraction form
    4,914,812.20/7,372,218.30 = 2,789,048.20/x
  3. Step 3: Cross multiply
    4,914,812.20x = 7,372,218.30 × 2,789,048.20
  4. Step 4: Simplify right side
    4,914,812.20x = 20,561,472,179,622.06
  5. Step 5: Solve for x
    x = 20,561,472,179,622.06/4,914,812.20
  6. Step 6: Final answer
    x = 4,183,572.30

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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.