Home / 2,380,672.80-3,285,851.19-1,564,951.57

Finding the Fourth Proportional to 2,380,672.80, 3,285,851.19 and 1,564,951.57

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Solution

The fourth proportional to 2,380,672.80, 3,285,851.19 and 1,564,951.57 is: 2,159,976.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380,672.80 : 3,285,851.19 = 1,564,951.57 : x
  2. Step 2: Convert to fraction form
    2,380,672.80/3,285,851.19 = 1,564,951.57/x
  3. Step 3: Cross multiply
    2,380,672.80x = 3,285,851.19 × 1,564,951.57
  4. Step 4: Simplify right side
    2,380,672.80x = 5,142,197,978,576.87
  5. Step 5: Solve for x
    x = 5,142,197,978,576.87/2,380,672.80
  6. Step 6: Final answer
    x = 2,159,976.78

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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.