Home / 912,185.96-1,367,699.38-800,091.27

Finding the Fourth Proportional to 912,185.96, 1,367,699.38 and 800,091.27

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Solution

The fourth proportional to 912,185.96, 1,367,699.38 and 800,091.27 is: 1,199,628.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,185.96 : 1,367,699.38 = 800,091.27 : x
  2. Step 2: Convert to fraction form
    912,185.96/1,367,699.38 = 800,091.27/x
  3. Step 3: Cross multiply
    912,185.96x = 1,367,699.38 × 800,091.27
  4. Step 4: Simplify right side
    912,185.96x = 1,094,284,331,922.18
  5. Step 5: Solve for x
    x = 1,094,284,331,922.18/912,185.96
  6. Step 6: Final answer
    x = 1,199,628.57

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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.