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Finding the Fourth Proportional to 1,659,175.97, 2,289,834.29 and 1,015,024.28

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Solution

The fourth proportional to 1,659,175.97, 2,289,834.29 and 1,015,024.28 is: 1,400,838.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,175.97 : 2,289,834.29 = 1,015,024.28 : x
  2. Step 2: Convert to fraction form
    1,659,175.97/2,289,834.29 = 1,015,024.28/x
  3. Step 3: Cross multiply
    1,659,175.97x = 2,289,834.29 × 1,015,024.28
  4. Step 4: Simplify right side
    1,659,175.97x = 2,324,237,392,614.95
  5. Step 5: Solve for x
    x = 2,324,237,392,614.95/1,659,175.97
  6. Step 6: Final answer
    x = 1,400,838.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.