Home / 1,720,519.88-2,580,612.94-522,452.56

Finding the Fourth Proportional to 1,720,519.88, 2,580,612.94 and 522,452.56

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Solution

The fourth proportional to 1,720,519.88, 2,580,612.94 and 522,452.56 is: 783,628.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,519.88 : 2,580,612.94 = 522,452.56 : x
  2. Step 2: Convert to fraction form
    1,720,519.88/2,580,612.94 = 522,452.56/x
  3. Step 3: Cross multiply
    1,720,519.88x = 2,580,612.94 × 522,452.56
  4. Step 4: Simplify right side
    1,720,519.88x = 1,348,247,836,872.13
  5. Step 5: Solve for x
    x = 1,348,247,836,872.13/1,720,519.88
  6. Step 6: Final answer
    x = 783,628.17

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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.