Home / 1,295,059.46-1,942,122.63-547,163.78

Finding the Fourth Proportional to 1,295,059.46, 1,942,122.63 and 547,163.78

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Solution

The fourth proportional to 1,295,059.46, 1,942,122.63 and 547,163.78 is: 820,548.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,059.46 : 1,942,122.63 = 547,163.78 : x
  2. Step 2: Convert to fraction form
    1,295,059.46/1,942,122.63 = 547,163.78/x
  3. Step 3: Cross multiply
    1,295,059.46x = 1,942,122.63 × 547,163.78
  4. Step 4: Simplify right side
    1,295,059.46x = 1,062,659,159,454.34
  5. Step 5: Solve for x
    x = 1,062,659,159,454.34/1,295,059.46
  6. Step 6: Final answer
    x = 820,548.55

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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.