Home / 2,517,164.10-3,776,292.90-919,724.63

Finding the Fourth Proportional to 2,517,164.10, 3,776,292.90 and 919,724.63

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Solution

The fourth proportional to 2,517,164.10, 3,776,292.90 and 919,724.63 is: 1,379,786.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517,164.10 : 3,776,292.90 = 919,724.63 : x
  2. Step 2: Convert to fraction form
    2,517,164.10/3,776,292.90 = 919,724.63/x
  3. Step 3: Cross multiply
    2,517,164.10x = 3,776,292.90 × 919,724.63
  4. Step 4: Simplify right side
    2,517,164.10x = 3,473,149,571,342.66
  5. Step 5: Solve for x
    x = 3,473,149,571,342.66/2,517,164.10
  6. Step 6: Final answer
    x = 1,379,786.71

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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.