Home / 3,942,624.93-5,914,666.40-1,247,628.57

Finding the Fourth Proportional to 3,942,624.93, 5,914,666.40 and 1,247,628.57

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Solution

The fourth proportional to 3,942,624.93, 5,914,666.40 and 1,247,628.57 is: 1,871,673.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942,624.93 : 5,914,666.40 = 1,247,628.57 : x
  2. Step 2: Convert to fraction form
    3,942,624.93/5,914,666.40 = 1,247,628.57/x
  3. Step 3: Cross multiply
    3,942,624.93x = 5,914,666.40 × 1,247,628.57
  4. Step 4: Simplify right side
    3,942,624.93x = 7,379,306,776,420.91
  5. Step 5: Solve for x
    x = 7,379,306,776,420.91/3,942,624.93
  6. Step 6: Final answer
    x = 1,871,673.54

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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.