Home / 1,442,754.50-1,991,093.37-806,850.50

Finding the Fourth Proportional to 1,442,754.50, 1,991,093.37 and 806,850.50

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Solution

The fourth proportional to 1,442,754.50, 1,991,093.37 and 806,850.50 is: 1,113,505.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,754.50 : 1,991,093.37 = 806,850.50 : x
  2. Step 2: Convert to fraction form
    1,442,754.50/1,991,093.37 = 806,850.50/x
  3. Step 3: Cross multiply
    1,442,754.50x = 1,991,093.37 × 806,850.50
  4. Step 4: Simplify right side
    1,442,754.50x = 1,606,514,681,131.19
  5. Step 5: Solve for x
    x = 1,606,514,681,131.19/1,442,754.50
  6. Step 6: Final answer
    x = 1,113,505.23

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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.