Home / 1,320,093.26-1,821,416.46-747,133.43

Finding the Fourth Proportional to 1,320,093.26, 1,821,416.46 and 747,133.43

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Solution

The fourth proportional to 1,320,093.26, 1,821,416.46 and 747,133.43 is: 1,030,867.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,093.26 : 1,821,416.46 = 747,133.43 : x
  2. Step 2: Convert to fraction form
    1,320,093.26/1,821,416.46 = 747,133.43/x
  3. Step 3: Cross multiply
    1,320,093.26x = 1,821,416.46 × 747,133.43
  4. Step 4: Simplify right side
    1,320,093.26x = 1,360,841,127,218.26
  5. Step 5: Solve for x
    x = 1,360,841,127,218.26/1,320,093.26
  6. Step 6: Final answer
    x = 1,030,867.42

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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.