Home / 3,115,320.40-4,665,107.40-2,485,464.40

Finding the Fourth Proportional to 3,115,320.40, 4,665,107.40 and 2,485,464.40

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Solution

The fourth proportional to 3,115,320.40, 4,665,107.40 and 2,485,464.40 is: 3,721,915.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,320.40 : 4,665,107.40 = 2,485,464.40 : x
  2. Step 2: Convert to fraction form
    3,115,320.40/4,665,107.40 = 2,485,464.40/x
  3. Step 3: Cross multiply
    3,115,320.40x = 4,665,107.40 × 2,485,464.40
  4. Step 4: Simplify right side
    3,115,320.40x = 11,594,958,364,876.56
  5. Step 5: Solve for x
    x = 11,594,958,364,876.56/3,115,320.40
  6. Step 6: Final answer
    x = 3,721,915.20

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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.