Home / 1,071,921.46-1,608,548.77-667,906.93

Finding the Fourth Proportional to 1,071,921.46, 1,608,548.77 and 667,906.93

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Solution

The fourth proportional to 1,071,921.46, 1,608,548.77 and 667,906.93 is: 1,002,275.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,921.46 : 1,608,548.77 = 667,906.93 : x
  2. Step 2: Convert to fraction form
    1,071,921.46/1,608,548.77 = 667,906.93/x
  3. Step 3: Cross multiply
    1,071,921.46x = 1,608,548.77 × 667,906.93
  4. Step 4: Simplify right side
    1,071,921.46x = 1,074,360,862,683.23
  5. Step 5: Solve for x
    x = 1,074,360,862,683.23/1,071,921.46
  6. Step 6: Final answer
    x = 1,002,275.73

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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.