Home / 1,015,682.68-1,401,742.32-580,165.09

Finding the Fourth Proportional to 1,015,682.68, 1,401,742.32 and 580,165.09

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Solution

The fourth proportional to 1,015,682.68, 1,401,742.32 and 580,165.09 is: 800,685.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,682.68 : 1,401,742.32 = 580,165.09 : x
  2. Step 2: Convert to fraction form
    1,015,682.68/1,401,742.32 = 580,165.09/x
  3. Step 3: Cross multiply
    1,015,682.68x = 1,401,742.32 × 580,165.09
  4. Step 4: Simplify right side
    1,015,682.68x = 813,241,959,239.61
  5. Step 5: Solve for x
    x = 813,241,959,239.61/1,015,682.68
  6. Step 6: Final answer
    x = 800,685.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.