Home / 1,112,542.85-1,535,339.32-629,180.27

Finding the Fourth Proportional to 1,112,542.85, 1,535,339.32 and 629,180.27

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Solution

The fourth proportional to 1,112,542.85, 1,535,339.32 and 629,180.27 is: 868,285.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,542.85 : 1,535,339.32 = 629,180.27 : x
  2. Step 2: Convert to fraction form
    1,112,542.85/1,535,339.32 = 629,180.27/x
  3. Step 3: Cross multiply
    1,112,542.85x = 1,535,339.32 × 629,180.27
  4. Step 4: Simplify right side
    1,112,542.85x = 966,005,211,863.66
  5. Step 5: Solve for x
    x = 966,005,211,863.66/1,112,542.85
  6. Step 6: Final answer
    x = 868,285.85

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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.