Home / 2,639,690.13-3,640,890.57-2,422,598.56

Finding the Fourth Proportional to 2,639,690.13, 3,640,890.57 and 2,422,598.56

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Solution

The fourth proportional to 2,639,690.13, 3,640,890.57 and 2,422,598.56 is: 3,341,458.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,639,690.13 : 3,640,890.57 = 2,422,598.56 : x
  2. Step 2: Convert to fraction form
    2,639,690.13/3,640,890.57 = 2,422,598.56/x
  3. Step 3: Cross multiply
    2,639,690.13x = 3,640,890.57 × 2,422,598.56
  4. Step 4: Simplify right side
    2,639,690.13x = 8,820,416,233,812.61
  5. Step 5: Solve for x
    x = 8,820,416,233,812.61/2,639,690.13
  6. Step 6: Final answer
    x = 3,341,458.95

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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.