Home / 3,781,850.76-5,672,825.28-1,257,505.92

Finding the Fourth Proportional to 3,781,850.76, 5,672,825.28 and 1,257,505.92

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Solution

The fourth proportional to 3,781,850.76, 5,672,825.28 and 1,257,505.92 is: 1,886,275.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781,850.76 : 5,672,825.28 = 1,257,505.92 : x
  2. Step 2: Convert to fraction form
    3,781,850.76/5,672,825.28 = 1,257,505.92/x
  3. Step 3: Cross multiply
    3,781,850.76x = 5,672,825.28 × 1,257,505.92
  4. Step 4: Simplify right side
    3,781,850.76x = 7,133,611,372,725.66
  5. Step 5: Solve for x
    x = 7,133,611,372,725.66/3,781,850.76
  6. Step 6: Final answer
    x = 1,886,275.22

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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.