Home / 3,949,808.40-5,924,712.60-3,638,768.40

Finding the Fourth Proportional to 3,949,808.40, 5,924,712.60 and 3,638,768.40

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Solution

The fourth proportional to 3,949,808.40, 5,924,712.60 and 3,638,768.40 is: 5,458,152.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949,808.40 : 5,924,712.60 = 3,638,768.40 : x
  2. Step 2: Convert to fraction form
    3,949,808.40/5,924,712.60 = 3,638,768.40/x
  3. Step 3: Cross multiply
    3,949,808.40x = 5,924,712.60 × 3,638,768.40
  4. Step 4: Simplify right side
    3,949,808.40x = 21,558,656,987,961.84
  5. Step 5: Solve for x
    x = 21,558,656,987,961.84/3,949,808.40
  6. Step 6: Final answer
    x = 5,458,152.60

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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.