Home / 5,327,926.45-7,992,305.10-1,916,656.60

Finding the Fourth Proportional to 5,327,926.45, 7,992,305.10 and 1,916,656.60

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Solution

The fourth proportional to 5,327,926.45, 7,992,305.10 and 1,916,656.60 is: 2,875,134.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327,926.45 : 7,992,305.10 = 1,916,656.60 : x
  2. Step 2: Convert to fraction form
    5,327,926.45/7,992,305.10 = 1,916,656.60/x
  3. Step 3: Cross multiply
    5,327,926.45x = 7,992,305.10 × 1,916,656.60
  4. Step 4: Simplify right side
    5,327,926.45x = 15,318,504,319,128.66
  5. Step 5: Solve for x
    x = 15,318,504,319,128.66/5,327,926.45
  6. Step 6: Final answer
    x = 2,875,134.34

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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.