Home / 1,238,418.88-1,857,589.44-351,954.88

Finding the Fourth Proportional to 1,238,418.88, 1,857,589.44 and 351,954.88

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Solution

The fourth proportional to 1,238,418.88, 1,857,589.44 and 351,954.88 is: 527,921.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,418.88 : 1,857,589.44 = 351,954.88 : x
  2. Step 2: Convert to fraction form
    1,238,418.88/1,857,589.44 = 351,954.88/x
  3. Step 3: Cross multiply
    1,238,418.88x = 1,857,589.44 × 351,954.88
  4. Step 4: Simplify right side
    1,238,418.88x = 653,787,668,444.47
  5. Step 5: Solve for x
    x = 653,787,668,444.47/1,238,418.88
  6. Step 6: Final answer
    x = 527,921.27

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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.