Home / 4,178,302.76-5,763,935.66-2,728,846.64

Finding the Fourth Proportional to 4,178,302.76, 5,763,935.66 and 2,728,846.64

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Solution

The fourth proportional to 4,178,302.76, 5,763,935.66 and 2,728,846.64 is: 3,764,422.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178,302.76 : 5,763,935.66 = 2,728,846.64 : x
  2. Step 2: Convert to fraction form
    4,178,302.76/5,763,935.66 = 2,728,846.64/x
  3. Step 3: Cross multiply
    4,178,302.76x = 5,763,935.66 × 2,728,846.64
  4. Step 4: Simplify right side
    4,178,302.76x = 15,728,896,416,503.27
  5. Step 5: Solve for x
    x = 15,728,896,416,503.27/4,178,302.76
  6. Step 6: Final answer
    x = 3,764,422.38

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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.