Home / 3,942,624.43-5,914,665.65-1,247,628.07

Finding the Fourth Proportional to 3,942,624.43, 5,914,665.65 and 1,247,628.07

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Solution

The fourth proportional to 3,942,624.43, 5,914,665.65 and 1,247,628.07 is: 1,871,672.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942,624.43 : 5,914,665.65 = 1,247,628.07 : x
  2. Step 2: Convert to fraction form
    3,942,624.43/5,914,665.65 = 1,247,628.07/x
  3. Step 3: Cross multiply
    3,942,624.43x = 5,914,665.65 × 1,247,628.07
  4. Step 4: Simplify right side
    3,942,624.43x = 7,379,302,889,604.80
  5. Step 5: Solve for x
    x = 7,379,302,889,604.80/3,942,624.43
  6. Step 6: Final answer
    x = 1,871,672.80

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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.