Home / 1,015,781.32-1,523,906.16-341,845.12

Finding the Fourth Proportional to 1,015,781.32, 1,523,906.16 and 341,845.12

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Solution

The fourth proportional to 1,015,781.32, 1,523,906.16 and 341,845.12 is: 512,846.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,781.32 : 1,523,906.16 = 341,845.12 : x
  2. Step 2: Convert to fraction form
    1,015,781.32/1,523,906.16 = 341,845.12/x
  3. Step 3: Cross multiply
    1,015,781.32x = 1,523,906.16 × 341,845.12
  4. Step 4: Simplify right side
    1,015,781.32x = 520,939,884,133.94
  5. Step 5: Solve for x
    x = 520,939,884,133.94/1,015,781.32
  6. Step 6: Final answer
    x = 512,846.49

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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.