Home / 1,105,634.24-1,656,439.32-767,961.44

Finding the Fourth Proportional to 1,105,634.24, 1,656,439.32 and 767,961.44

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Solution

The fourth proportional to 1,105,634.24, 1,656,439.32 and 767,961.44 is: 1,150,544.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,634.24 : 1,656,439.32 = 767,961.44 : x
  2. Step 2: Convert to fraction form
    1,105,634.24/1,656,439.32 = 767,961.44/x
  3. Step 3: Cross multiply
    1,105,634.24x = 1,656,439.32 × 767,961.44
  4. Step 4: Simplify right side
    1,105,634.24x = 1,272,081,525,459.82
  5. Step 5: Solve for x
    x = 1,272,081,525,459.82/1,105,634.24
  6. Step 6: Final answer
    x = 1,150,544.62

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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.