Home / 4,100,428.80-6,150,643.20-3,801,830.40

Finding the Fourth Proportional to 4,100,428.80, 6,150,643.20 and 3,801,830.40

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Solution

The fourth proportional to 4,100,428.80, 6,150,643.20 and 3,801,830.40 is: 5,702,745.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,100,428.80 : 6,150,643.20 = 3,801,830.40 : x
  2. Step 2: Convert to fraction form
    4,100,428.80/6,150,643.20 = 3,801,830.40/x
  3. Step 3: Cross multiply
    4,100,428.80x = 6,150,643.20 × 3,801,830.40
  4. Step 4: Simplify right side
    4,100,428.80x = 23,383,702,297,313.28
  5. Step 5: Solve for x
    x = 23,383,702,297,313.28/4,100,428.80
  6. Step 6: Final answer
    x = 5,702,745.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.