Home / 3,411,207.20-5,110,071.60-1,729,517.60

Finding the Fourth Proportional to 3,411,207.20, 5,110,071.60 and 1,729,517.60

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Solution

The fourth proportional to 3,411,207.20, 5,110,071.60 and 1,729,517.60 is: 2,590,859.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,411,207.20 : 5,110,071.60 = 1,729,517.60 : x
  2. Step 2: Convert to fraction form
    3,411,207.20/5,110,071.60 = 1,729,517.60/x
  3. Step 3: Cross multiply
    3,411,207.20x = 5,110,071.60 × 1,729,517.60
  4. Step 4: Simplify right side
    3,411,207.20x = 8,837,958,769,460.16
  5. Step 5: Solve for x
    x = 8,837,958,769,460.16/3,411,207.20
  6. Step 6: Final answer
    x = 2,590,859.56

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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.