Home / 3,850,679.39-5,313,735.48-2,108,014.70

Finding the Fourth Proportional to 3,850,679.39, 5,313,735.48 and 2,108,014.70

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Solution

The fourth proportional to 3,850,679.39, 5,313,735.48 and 2,108,014.70 is: 2,908,949.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850,679.39 : 5,313,735.48 = 2,108,014.70 : x
  2. Step 2: Convert to fraction form
    3,850,679.39/5,313,735.48 = 2,108,014.70/x
  3. Step 3: Cross multiply
    3,850,679.39x = 5,313,735.48 × 2,108,014.70
  4. Step 4: Simplify right side
    3,850,679.39x = 11,201,432,477,182.88
  5. Step 5: Solve for x
    x = 11,201,432,477,182.88/3,850,679.39
  6. Step 6: Final answer
    x = 2,908,949.65

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1.5x scale

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.