Home / 800,127.36-1,104,194.94-455,955.93

Finding the Fourth Proportional to 800,127.36, 1,104,194.94 and 455,955.93

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Solution

The fourth proportional to 800,127.36, 1,104,194.94 and 455,955.93 is: 629,230.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,127.36 : 1,104,194.94 = 455,955.93 : x
  2. Step 2: Convert to fraction form
    800,127.36/1,104,194.94 = 455,955.93/x
  3. Step 3: Cross multiply
    800,127.36x = 1,104,194.94 × 455,955.93
  4. Step 4: Simplify right side
    800,127.36x = 503,464,230,768.99
  5. Step 5: Solve for x
    x = 503,464,230,768.99/800,127.36
  6. Step 6: Final answer
    x = 629,230.12

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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.