Home / 5,179,520.28-7,767,142.79-1,768,082.02

Finding the Fourth Proportional to 5,179,520.28, 7,767,142.79 and 1,768,082.02

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Solution

The fourth proportional to 5,179,520.28, 7,767,142.79 and 1,768,082.02 is: 2,651,393.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,179,520.28 : 7,767,142.79 = 1,768,082.02 : x
  2. Step 2: Convert to fraction form
    5,179,520.28/7,767,142.79 = 1,768,082.02/x
  3. Step 3: Cross multiply
    5,179,520.28x = 7,767,142.79 × 1,768,082.02
  4. Step 4: Simplify right side
    5,179,520.28x = 13,732,945,529,203.55
  5. Step 5: Solve for x
    x = 13,732,945,529,203.55/5,179,520.28
  6. Step 6: Final answer
    x = 2,651,393.33

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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.