Home / 1,112,662.97-1,535,508.32-629,218.42

Finding the Fourth Proportional to 1,112,662.97, 1,535,508.32 and 629,218.42

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Solution

The fourth proportional to 1,112,662.97, 1,535,508.32 and 629,218.42 is: 868,340.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,662.97 : 1,535,508.32 = 629,218.42 : x
  2. Step 2: Convert to fraction form
    1,112,662.97/1,535,508.32 = 629,218.42/x
  3. Step 3: Cross multiply
    1,112,662.97x = 1,535,508.32 × 629,218.42
  4. Step 4: Simplify right side
    1,112,662.97x = 966,170,119,007.26
  5. Step 5: Solve for x
    x = 966,170,119,007.26/1,112,662.97
  6. Step 6: Final answer
    x = 868,340.32

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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.