Home / 1,095,175.12-1,512,820.92-825,283.12

Finding the Fourth Proportional to 1,095,175.12, 1,512,820.92 and 825,283.12

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Solution

The fourth proportional to 1,095,175.12, 1,512,820.92 and 825,283.12 is: 1,140,005.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,175.12 : 1,512,820.92 = 825,283.12 : x
  2. Step 2: Convert to fraction form
    1,095,175.12/1,512,820.92 = 825,283.12/x
  3. Step 3: Cross multiply
    1,095,175.12x = 1,512,820.92 × 825,283.12
  4. Step 4: Simplify right side
    1,095,175.12x = 1,248,505,568,858.87
  5. Step 5: Solve for x
    x = 1,248,505,568,858.87/1,095,175.12
  6. Step 6: Final answer
    x = 1,140,005.42

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1.5x scale

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.