Home / 1,647,987.76-2,274,035.16-922,734.64

Finding the Fourth Proportional to 1,647,987.76, 2,274,035.16 and 922,734.64

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Solution

The fourth proportional to 1,647,987.76, 2,274,035.16 and 922,734.64 is: 1,273,268.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,987.76 : 2,274,035.16 = 922,734.64 : x
  2. Step 2: Convert to fraction form
    1,647,987.76/2,274,035.16 = 922,734.64/x
  3. Step 3: Cross multiply
    1,647,987.76x = 2,274,035.16 × 922,734.64
  4. Step 4: Simplify right side
    1,647,987.76x = 2,098,331,014,709.94
  5. Step 5: Solve for x
    x = 2,098,331,014,709.94/1,647,987.76
  6. Step 6: Final answer
    x = 1,273,268.57

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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.