Home / 2,165,166.26-2,987,633.67-1,247,053.94

Finding the Fourth Proportional to 2,165,166.26, 2,987,633.67 and 1,247,053.94

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Solution

The fourth proportional to 2,165,166.26, 2,987,633.67 and 1,247,053.94 is: 1,720,764.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165,166.26 : 2,987,633.67 = 1,247,053.94 : x
  2. Step 2: Convert to fraction form
    2,165,166.26/2,987,633.67 = 1,247,053.94/x
  3. Step 3: Cross multiply
    2,165,166.26x = 2,987,633.67 × 1,247,053.94
  4. Step 4: Simplify right side
    2,165,166.26x = 3,725,740,339,450.16
  5. Step 5: Solve for x
    x = 3,725,740,339,450.16/2,165,166.26
  6. Step 6: Final answer
    x = 1,720,764.09

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.