Home / 2,174,136.90-2,995,371.90-1,682,415.42

Finding the Fourth Proportional to 2,174,136.90, 2,995,371.90 and 1,682,415.42

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Solution

The fourth proportional to 2,174,136.90, 2,995,371.90 and 1,682,415.42 is: 2,317,912.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,136.90 : 2,995,371.90 = 1,682,415.42 : x
  2. Step 2: Convert to fraction form
    2,174,136.90/2,995,371.90 = 1,682,415.42/x
  3. Step 3: Cross multiply
    2,174,136.90x = 2,995,371.90 × 1,682,415.42
  4. Step 4: Simplify right side
    2,174,136.90x = 5,039,459,873,194.70
  5. Step 5: Solve for x
    x = 5,039,459,873,194.70/2,174,136.90
  6. Step 6: Final answer
    x = 2,317,912.86

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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.