Home / 1,722,055.64-2,583,664.29-762,378.71

Finding the Fourth Proportional to 1,722,055.64, 2,583,664.29 and 762,378.71

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Solution

The fourth proportional to 1,722,055.64, 2,583,664.29 and 762,378.71 is: 1,143,825.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722,055.64 : 2,583,664.29 = 762,378.71 : x
  2. Step 2: Convert to fraction form
    1,722,055.64/2,583,664.29 = 762,378.71/x
  3. Step 3: Cross multiply
    1,722,055.64x = 2,583,664.29 × 762,378.71
  4. Step 4: Simplify right side
    1,722,055.64x = 1,969,730,635,564.94
  5. Step 5: Solve for x
    x = 1,969,730,635,564.94/1,722,055.64
  6. Step 6: Final answer
    x = 1,143,825.20

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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.