Home / 1,949,231.70-2,919,959.55-1,715,433.30

Finding the Fourth Proportional to 1,949,231.70, 2,919,959.55 and 1,715,433.30

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Solution

The fourth proportional to 1,949,231.70, 2,919,959.55 and 1,715,433.30 is: 2,569,728.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,231.70 : 2,919,959.55 = 1,715,433.30 : x
  2. Step 2: Convert to fraction form
    1,949,231.70/2,919,959.55 = 1,715,433.30/x
  3. Step 3: Cross multiply
    1,949,231.70x = 2,919,959.55 × 1,715,433.30
  4. Step 4: Simplify right side
    1,949,231.70x = 5,008,995,846,723.01
  5. Step 5: Solve for x
    x = 5,008,995,846,723.01/1,949,231.70
  6. Step 6: Final answer
    x = 2,569,728.29

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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.