Home / 1,263,033.08-1,893,272.80-543,843.80

Finding the Fourth Proportional to 1,263,033.08, 1,893,272.80 and 543,843.80

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Solution

The fourth proportional to 1,263,033.08, 1,893,272.80 and 543,843.80 is: 815,215.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,033.08 : 1,893,272.80 = 543,843.80 : x
  2. Step 2: Convert to fraction form
    1,263,033.08/1,893,272.80 = 543,843.80/x
  3. Step 3: Cross multiply
    1,263,033.08x = 1,893,272.80 × 543,843.80
  4. Step 4: Simplify right side
    1,263,033.08x = 1,029,644,673,988.64
  5. Step 5: Solve for x
    x = 1,029,644,673,988.64/1,263,033.08
  6. Step 6: Final answer
    x = 815,215.92

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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.