Home / 1,511,710.92-2,086,160.94-832,647.42

Finding the Fourth Proportional to 1,511,710.92, 2,086,160.94 and 832,647.42

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Solution

The fourth proportional to 1,511,710.92, 2,086,160.94 and 832,647.42 is: 1,149,053.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,710.92 : 2,086,160.94 = 832,647.42 : x
  2. Step 2: Convert to fraction form
    1,511,710.92/2,086,160.94 = 832,647.42/x
  3. Step 3: Cross multiply
    1,511,710.92x = 2,086,160.94 × 832,647.42
  4. Step 4: Simplify right side
    1,511,710.92x = 1,737,036,524,395.78
  5. Step 5: Solve for x
    x = 1,737,036,524,395.78/1,511,710.92
  6. Step 6: Final answer
    x = 1,149,053.37

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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.