Home / 2,087,770.38-3,131,655.56-511,834.38

Finding the Fourth Proportional to 2,087,770.38, 3,131,655.56 and 511,834.38

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Solution

The fourth proportional to 2,087,770.38, 3,131,655.56 and 511,834.38 is: 767,751.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,770.38 : 3,131,655.56 = 511,834.38 : x
  2. Step 2: Convert to fraction form
    2,087,770.38/3,131,655.56 = 511,834.38/x
  3. Step 3: Cross multiply
    2,087,770.38x = 3,131,655.56 × 511,834.38
  4. Step 4: Simplify right side
    2,087,770.38x = 1,602,888,981,926.15
  5. Step 5: Solve for x
    x = 1,602,888,981,926.15/2,087,770.38
  6. Step 6: Final answer
    x = 767,751.57

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Similar ratio
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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.