Home / 1,191,888.75-1,644,806.79-655,344.75

Finding the Fourth Proportional to 1,191,888.75, 1,644,806.79 and 655,344.75

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Solution

The fourth proportional to 1,191,888.75, 1,644,806.79 and 655,344.75 is: 904,375.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,888.75 : 1,644,806.79 = 655,344.75 : x
  2. Step 2: Convert to fraction form
    1,191,888.75/1,644,806.79 = 655,344.75/x
  3. Step 3: Cross multiply
    1,191,888.75x = 1,644,806.79 × 655,344.75
  4. Step 4: Simplify right side
    1,191,888.75x = 1,077,915,494,590.85
  5. Step 5: Solve for x
    x = 1,077,915,494,590.85/1,191,888.75
  6. Step 6: Final answer
    x = 904,375.93

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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.