Home / 1,892,578.89-2,839,315.83-613,184.30

Finding the Fourth Proportional to 1,892,578.89, 2,839,315.83 and 613,184.30

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Solution

The fourth proportional to 1,892,578.89, 2,839,315.83 and 613,184.30 is: 919,921.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,578.89 : 2,839,315.83 = 613,184.30 : x
  2. Step 2: Convert to fraction form
    1,892,578.89/2,839,315.83 = 613,184.30/x
  3. Step 3: Cross multiply
    1,892,578.89x = 2,839,315.83 × 613,184.30
  4. Step 4: Simplify right side
    1,892,578.89x = 1,741,023,889,697.47
  5. Step 5: Solve for x
    x = 1,741,023,889,697.47/1,892,578.89
  6. Step 6: Final answer
    x = 919,921.44

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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.