Home / 2,682,991.25-3,702,191.86-1,813,717.31

Finding the Fourth Proportional to 2,682,991.25, 3,702,191.86 and 1,813,717.31

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Solution

The fourth proportional to 2,682,991.25, 3,702,191.86 and 1,813,717.31 is: 2,502,702.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682,991.25 : 3,702,191.86 = 1,813,717.31 : x
  2. Step 2: Convert to fraction form
    2,682,991.25/3,702,191.86 = 1,813,717.31/x
  3. Step 3: Cross multiply
    2,682,991.25x = 3,702,191.86 × 1,813,717.31
  4. Step 4: Simplify right side
    2,682,991.25x = 6,714,729,461,423.10
  5. Step 5: Solve for x
    x = 6,714,729,461,423.10/2,682,991.25
  6. Step 6: Final answer
    x = 2,502,702.71

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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.