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Finding the Fourth Proportional to 3,835,207.89, 5,751,316.78 and 1,437,744.38

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Solution

The fourth proportional to 3,835,207.89, 5,751,316.78 and 1,437,744.38 is: 2,156,056.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,835,207.89 : 5,751,316.78 = 1,437,744.38 : x
  2. Step 2: Convert to fraction form
    3,835,207.89/5,751,316.78 = 1,437,744.38/x
  3. Step 3: Cross multiply
    3,835,207.89x = 5,751,316.78 × 1,437,744.38
  4. Step 4: Simplify right side
    3,835,207.89x = 8,268,923,345,693.75
  5. Step 5: Solve for x
    x = 8,268,923,345,693.75/3,835,207.89
  6. Step 6: Final answer
    x = 2,156,056.09

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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.