Home / 1,401,278.88-2,102,581.71-833,781.54

Finding the Fourth Proportional to 1,401,278.88, 2,102,581.71 and 833,781.54

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Solution

The fourth proportional to 1,401,278.88, 2,102,581.71 and 833,781.54 is: 1,251,067.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,278.88 : 2,102,581.71 = 833,781.54 : x
  2. Step 2: Convert to fraction form
    1,401,278.88/2,102,581.71 = 833,781.54/x
  3. Step 3: Cross multiply
    1,401,278.88x = 2,102,581.71 × 833,781.54
  4. Step 4: Simplify right side
    1,401,278.88x = 1,753,093,816,139.63
  5. Step 5: Solve for x
    x = 1,753,093,816,139.63/1,401,278.88
  6. Step 6: Final answer
    x = 1,251,067.04

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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.