Home / 3,938,032.80-5,907,049.20-946,216.80

Finding the Fourth Proportional to 3,938,032.80, 5,907,049.20 and 946,216.80

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Solution

The fourth proportional to 3,938,032.80, 5,907,049.20 and 946,216.80 is: 1,419,325.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,032.80 : 5,907,049.20 = 946,216.80 : x
  2. Step 2: Convert to fraction form
    3,938,032.80/5,907,049.20 = 946,216.80/x
  3. Step 3: Cross multiply
    3,938,032.80x = 5,907,049.20 × 946,216.80
  4. Step 4: Simplify right side
    3,938,032.80x = 5,589,349,191,466.56
  5. Step 5: Solve for x
    x = 5,589,349,191,466.56/3,938,032.80
  6. Step 6: Final answer
    x = 1,419,325.20

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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.