Home / 3,187,644.87-4,399,052.42-1,810,963.47

Finding the Fourth Proportional to 3,187,644.87, 4,399,052.42 and 1,810,963.47

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Solution

The fourth proportional to 3,187,644.87, 4,399,052.42 and 1,810,963.47 is: 2,499,187.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,644.87 : 4,399,052.42 = 1,810,963.47 : x
  2. Step 2: Convert to fraction form
    3,187,644.87/4,399,052.42 = 1,810,963.47/x
  3. Step 3: Cross multiply
    3,187,644.87x = 4,399,052.42 × 1,810,963.47
  4. Step 4: Simplify right side
    3,187,644.87x = 7,966,523,256,258.95
  5. Step 5: Solve for x
    x = 7,966,523,256,258.95/3,187,644.87
  6. Step 6: Final answer
    x = 2,499,187.82

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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.