Home / 3,176,961.56-4,384,235.78-1,726,660.47

Finding the Fourth Proportional to 3,176,961.56, 4,384,235.78 and 1,726,660.47

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Solution

The fourth proportional to 3,176,961.56, 4,384,235.78 and 1,726,660.47 is: 2,382,807.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176,961.56 : 4,384,235.78 = 1,726,660.47 : x
  2. Step 2: Convert to fraction form
    3,176,961.56/4,384,235.78 = 1,726,660.47/x
  3. Step 3: Cross multiply
    3,176,961.56x = 4,384,235.78 × 1,726,660.47
  4. Step 4: Simplify right side
    3,176,961.56x = 7,570,086,612,485.62
  5. Step 5: Solve for x
    x = 7,570,086,612,485.62/3,176,961.56
  6. Step 6: Final answer
    x = 2,382,807.12

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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.