Home / 3,745,597.62-5,168,025.81-2,275,476.78

Finding the Fourth Proportional to 3,745,597.62, 5,168,025.81 and 2,275,476.78

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Solution

The fourth proportional to 3,745,597.62, 5,168,025.81 and 2,275,476.78 is: 3,139,611.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745,597.62 : 5,168,025.81 = 2,275,476.78 : x
  2. Step 2: Convert to fraction form
    3,745,597.62/5,168,025.81 = 2,275,476.78/x
  3. Step 3: Cross multiply
    3,745,597.62x = 5,168,025.81 × 2,275,476.78
  4. Step 4: Simplify right side
    3,745,597.62x = 11,759,722,729,095.69
  5. Step 5: Solve for x
    x = 11,759,722,729,095.69/3,745,597.62
  6. Step 6: Final answer
    x = 3,139,611.86

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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.