Home / 1,647,718.42-2,471,844.22-510,213.28

Finding the Fourth Proportional to 1,647,718.42, 2,471,844.22 and 510,213.28

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Solution

The fourth proportional to 1,647,718.42, 2,471,844.22 and 510,213.28 is: 765,402.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,718.42 : 2,471,844.22 = 510,213.28 : x
  2. Step 2: Convert to fraction form
    1,647,718.42/2,471,844.22 = 510,213.28/x
  3. Step 3: Cross multiply
    1,647,718.42x = 2,471,844.22 × 510,213.28
  4. Step 4: Simplify right side
    1,647,718.42x = 1,261,167,747,135.24
  5. Step 5: Solve for x
    x = 1,261,167,747,135.24/1,647,718.42
  6. Step 6: Final answer
    x = 765,402.47

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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.