Home / 1,336,750.90-1,844,231.56-878,112.43

Finding the Fourth Proportional to 1,336,750.90, 1,844,231.56 and 878,112.43

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Solution

The fourth proportional to 1,336,750.90, 1,844,231.56 and 878,112.43 is: 1,211,476.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,750.90 : 1,844,231.56 = 878,112.43 : x
  2. Step 2: Convert to fraction form
    1,336,750.90/1,844,231.56 = 878,112.43/x
  3. Step 3: Cross multiply
    1,336,750.90x = 1,844,231.56 × 878,112.43
  4. Step 4: Simplify right side
    1,336,750.90x = 1,619,442,656,634.29
  5. Step 5: Solve for x
    x = 1,619,442,656,634.29/1,336,750.90
  6. Step 6: Final answer
    x = 1,211,476.77

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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.