Home / 4,333,220.75-5,979,771.07-2,399,439.78

Finding the Fourth Proportional to 4,333,220.75, 5,979,771.07 and 2,399,439.78

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Solution

The fourth proportional to 4,333,220.75, 5,979,771.07 and 2,399,439.78 is: 3,311,186.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,333,220.75 : 5,979,771.07 = 2,399,439.78 : x
  2. Step 2: Convert to fraction form
    4,333,220.75/5,979,771.07 = 2,399,439.78/x
  3. Step 3: Cross multiply
    4,333,220.75x = 5,979,771.07 × 2,399,439.78
  4. Step 4: Simplify right side
    4,333,220.75x = 14,348,100,574,652.56
  5. Step 5: Solve for x
    x = 14,348,100,574,652.56/4,333,220.75
  6. Step 6: Final answer
    x = 3,311,186.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.