Home / 3,956,638.70-5,934,846.81-1,261,125.43

Finding the Fourth Proportional to 3,956,638.70, 5,934,846.81 and 1,261,125.43

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Solution

The fourth proportional to 3,956,638.70, 5,934,846.81 and 1,261,125.43 is: 1,891,652.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,956,638.70 : 5,934,846.81 = 1,261,125.43 : x
  2. Step 2: Convert to fraction form
    3,956,638.70/5,934,846.81 = 1,261,125.43/x
  3. Step 3: Cross multiply
    3,956,638.70x = 5,934,846.81 × 1,261,125.43
  4. Step 4: Simplify right side
    3,956,638.70x = 7,484,586,235,245.38
  5. Step 5: Solve for x
    x = 7,484,586,235,245.38/3,956,638.70
  6. Step 6: Final answer
    x = 1,891,652.69

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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.