Home / 4,619,652.40-6,921,605.40-3,942,557.20

Finding the Fourth Proportional to 4,619,652.40, 6,921,605.40 and 3,942,557.20

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Solution

The fourth proportional to 4,619,652.40, 6,921,605.40 and 3,942,557.20 is: 5,907,116.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,619,652.40 : 6,921,605.40 = 3,942,557.20 : x
  2. Step 2: Convert to fraction form
    4,619,652.40/6,921,605.40 = 3,942,557.20/x
  3. Step 3: Cross multiply
    4,619,652.40x = 6,921,605.40 × 3,942,557.20
  4. Step 4: Simplify right side
    4,619,652.40x = 27,288,825,205,328.88
  5. Step 5: Solve for x
    x = 27,288,825,205,328.88/4,619,652.40
  6. Step 6: Final answer
    x = 5,907,116.56

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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.