Home / 2,869,481.70-3,960,315.26-2,180,019.02

Finding the Fourth Proportional to 2,869,481.70, 3,960,315.26 and 2,180,019.02

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Solution

The fourth proportional to 2,869,481.70, 3,960,315.26 and 2,180,019.02 is: 3,008,753.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869,481.70 : 3,960,315.26 = 2,180,019.02 : x
  2. Step 2: Convert to fraction form
    2,869,481.70/3,960,315.26 = 2,180,019.02/x
  3. Step 3: Cross multiply
    2,869,481.70x = 3,960,315.26 × 2,180,019.02
  4. Step 4: Simplify right side
    2,869,481.70x = 8,633,562,561,294.57
  5. Step 5: Solve for x
    x = 8,633,562,561,294.57/2,869,481.70
  6. Step 6: Final answer
    x = 3,008,753.31

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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.