Home / 1,191,969.75-1,644,918.26-655,425.75

Finding the Fourth Proportional to 1,191,969.75, 1,644,918.26 and 655,425.75

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Solution

The fourth proportional to 1,191,969.75, 1,644,918.26 and 655,425.75 is: 904,487.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,969.75 : 1,644,918.26 = 655,425.75 : x
  2. Step 2: Convert to fraction form
    1,191,969.75/1,644,918.26 = 655,425.75/x
  3. Step 3: Cross multiply
    1,191,969.75x = 1,644,918.26 × 655,425.75
  4. Step 4: Simplify right side
    1,191,969.75x = 1,078,121,780,972.07
  5. Step 5: Solve for x
    x = 1,078,121,780,972.07/1,191,969.75
  6. Step 6: Final answer
    x = 904,487.54

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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.