Home / 3,381,842.72-4,666,942.56-1,853,960.64

Finding the Fourth Proportional to 3,381,842.72, 4,666,942.56 and 1,853,960.64

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Solution

The fourth proportional to 3,381,842.72, 4,666,942.56 and 1,853,960.64 is: 2,558,465.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381,842.72 : 4,666,942.56 = 1,853,960.64 : x
  2. Step 2: Convert to fraction form
    3,381,842.72/4,666,942.56 = 1,853,960.64/x
  3. Step 3: Cross multiply
    3,381,842.72x = 4,666,942.56 × 1,853,960.64
  4. Step 4: Simplify right side
    3,381,842.72x = 8,652,327,815,380.84
  5. Step 5: Solve for x
    x = 8,652,327,815,380.84/3,381,842.72
  6. Step 6: Final answer
    x = 2,558,465.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.