Home / 1,008,229.35-1,512,344.03-908,502.15

Finding the Fourth Proportional to 1,008,229.35, 1,512,344.03 and 908,502.15

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Solution

The fourth proportional to 1,008,229.35, 1,512,344.03 and 908,502.15 is: 1,362,753.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,229.35 : 1,512,344.03 = 908,502.15 : x
  2. Step 2: Convert to fraction form
    1,008,229.35/1,512,344.03 = 908,502.15/x
  3. Step 3: Cross multiply
    1,008,229.35x = 1,512,344.03 × 908,502.15
  4. Step 4: Simplify right side
    1,008,229.35x = 1,373,967,798,252.15
  5. Step 5: Solve for x
    x = 1,373,967,798,252.15/1,008,229.35
  6. Step 6: Final answer
    x = 1,362,753.23

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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.