Home / 2,015,887.20-3,024,997.20-753,842.40

Finding the Fourth Proportional to 2,015,887.20, 3,024,997.20 and 753,842.40

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Solution

The fourth proportional to 2,015,887.20, 3,024,997.20 and 753,842.40 is: 1,131,199.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,887.20 : 3,024,997.20 = 753,842.40 : x
  2. Step 2: Convert to fraction form
    2,015,887.20/3,024,997.20 = 753,842.40/x
  3. Step 3: Cross multiply
    2,015,887.20x = 3,024,997.20 × 753,842.40
  4. Step 4: Simplify right side
    2,015,887.20x = 2,280,371,149,241.28
  5. Step 5: Solve for x
    x = 2,280,371,149,241.28/2,015,887.20
  6. Step 6: Final answer
    x = 1,131,199.78

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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.