Home / 3,820,212.71-5,279,454.41-3,130,797.41

Finding the Fourth Proportional to 3,820,212.71, 5,279,454.41 and 3,130,797.41

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Solution

The fourth proportional to 3,820,212.71, 5,279,454.41 and 3,130,797.41 is: 4,326,696.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820,212.71 : 5,279,454.41 = 3,130,797.41 : x
  2. Step 2: Convert to fraction form
    3,820,212.71/5,279,454.41 = 3,130,797.41/x
  3. Step 3: Cross multiply
    3,820,212.71x = 5,279,454.41 × 3,130,797.41
  4. Step 4: Simplify right side
    3,820,212.71x = 16,528,902,150,989.82
  5. Step 5: Solve for x
    x = 16,528,902,150,989.82/3,820,212.71
  6. Step 6: Final answer
    x = 4,326,696.82

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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.