Home / 2,135,364.60-3,203,046.90-1,869,425.40

Finding the Fourth Proportional to 2,135,364.60, 3,203,046.90 and 1,869,425.40

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Solution

The fourth proportional to 2,135,364.60, 3,203,046.90 and 1,869,425.40 is: 2,804,138.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,364.60 : 3,203,046.90 = 1,869,425.40 : x
  2. Step 2: Convert to fraction form
    2,135,364.60/3,203,046.90 = 1,869,425.40/x
  3. Step 3: Cross multiply
    2,135,364.60x = 3,203,046.90 × 1,869,425.40
  4. Step 4: Simplify right side
    2,135,364.60x = 5,987,857,232,251.26
  5. Step 5: Solve for x
    x = 5,987,857,232,251.26/2,135,364.60
  6. Step 6: Final answer
    x = 2,804,138.10

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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.