Home / 2,639,684.37-3,640,882.63-2,422,592.81

Finding the Fourth Proportional to 2,639,684.37, 3,640,882.63 and 2,422,592.81

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Solution

The fourth proportional to 2,639,684.37, 3,640,882.63 and 2,422,592.81 is: 3,341,451.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,639,684.37 : 3,640,882.63 = 2,422,592.81 : x
  2. Step 2: Convert to fraction form
    2,639,684.37/3,640,882.63 = 2,422,592.81/x
  3. Step 3: Cross multiply
    2,639,684.37x = 3,640,882.63 × 2,422,592.81
  4. Step 4: Simplify right side
    2,639,684.37x = 8,820,376,081,491.89
  5. Step 5: Solve for x
    x = 8,820,376,081,491.89/2,639,684.37
  6. Step 6: Final answer
    x = 3,341,451.04

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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.