Home / 3,570,418.60-4,925,355.78-2,279,902.12

Finding the Fourth Proportional to 3,570,418.60, 4,925,355.78 and 2,279,902.12

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Solution

The fourth proportional to 3,570,418.60, 4,925,355.78 and 2,279,902.12 is: 3,145,101.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570,418.60 : 4,925,355.78 = 2,279,902.12 : x
  2. Step 2: Convert to fraction form
    3,570,418.60/4,925,355.78 = 2,279,902.12/x
  3. Step 3: Cross multiply
    3,570,418.60x = 4,925,355.78 × 2,279,902.12
  4. Step 4: Simplify right side
    3,570,418.60x = 11,229,329,084,576.25
  5. Step 5: Solve for x
    x = 11,229,329,084,576.25/3,570,418.60
  6. Step 6: Final answer
    x = 3,145,101.55

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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.