Home / 1,722,056.64-2,583,665.79-762,379.71

Finding the Fourth Proportional to 1,722,056.64, 2,583,665.79 and 762,379.71

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Solution

The fourth proportional to 1,722,056.64, 2,583,665.79 and 762,379.71 is: 1,143,826.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722,056.64 : 2,583,665.79 = 762,379.71 : x
  2. Step 2: Convert to fraction form
    1,722,056.64/2,583,665.79 = 762,379.71/x
  3. Step 3: Cross multiply
    1,722,056.64x = 2,583,665.79 × 762,379.71
  4. Step 4: Simplify right side
    1,722,056.64x = 1,969,734,375,717.12
  5. Step 5: Solve for x
    x = 1,969,734,375,717.12/1,722,056.64
  6. Step 6: Final answer
    x = 1,143,826.71

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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.