Home / 1,865,474.56-2,787,589.60-1,400,822.88

Finding the Fourth Proportional to 1,865,474.56, 2,787,589.60 and 1,400,822.88

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Solution

The fourth proportional to 1,865,474.56, 2,787,589.60 and 1,400,822.88 is: 2,093,257.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,474.56 : 2,787,589.60 = 1,400,822.88 : x
  2. Step 2: Convert to fraction form
    1,865,474.56/2,787,589.60 = 1,400,822.88/x
  3. Step 3: Cross multiply
    1,865,474.56x = 2,787,589.60 × 1,400,822.88
  4. Step 4: Simplify right side
    1,865,474.56x = 3,904,919,291,730.05
  5. Step 5: Solve for x
    x = 3,904,919,291,730.05/1,865,474.56
  6. Step 6: Final answer
    x = 2,093,257.86

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.