Home / 2,078,217.37-2,869,920.57-1,964,997.04

Finding the Fourth Proportional to 2,078,217.37, 2,869,920.57 and 1,964,997.04

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Solution

The fourth proportional to 2,078,217.37, 2,869,920.57 and 1,964,997.04 is: 2,713,568.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,217.37 : 2,869,920.57 = 1,964,997.04 : x
  2. Step 2: Convert to fraction form
    2,078,217.37/2,869,920.57 = 1,964,997.04/x
  3. Step 3: Cross multiply
    2,078,217.37x = 2,869,920.57 × 1,964,997.04
  4. Step 4: Simplify right side
    2,078,217.37x = 5,639,385,436,041.25
  5. Step 5: Solve for x
    x = 5,639,385,436,041.25/2,078,217.37
  6. Step 6: Final answer
    x = 2,713,568.61

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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.