Home / 1,015,992.80-1,522,922.38-341,840.05

Finding the Fourth Proportional to 1,015,992.80, 1,522,922.38 and 341,840.05

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Solution

The fourth proportional to 1,015,992.80, 1,522,922.38 and 341,840.05 is: 512,401.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,992.80 : 1,522,922.38 = 341,840.05 : x
  2. Step 2: Convert to fraction form
    1,015,992.80/1,522,922.38 = 341,840.05/x
  3. Step 3: Cross multiply
    1,015,992.80x = 1,522,922.38 × 341,840.05
  4. Step 4: Simplify right side
    1,015,992.80x = 520,595,860,816.12
  5. Step 5: Solve for x
    x = 520,595,860,816.12/1,015,992.80
  6. Step 6: Final answer
    x = 512,401.13

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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.