Home / 4,620,100.46-6,929,621.19-1,208,716.25

Finding the Fourth Proportional to 4,620,100.46, 6,929,621.19 and 1,208,716.25

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Solution

The fourth proportional to 4,620,100.46, 6,929,621.19 and 1,208,716.25 is: 1,812,935.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620,100.46 : 6,929,621.19 = 1,208,716.25 : x
  2. Step 2: Convert to fraction form
    4,620,100.46/6,929,621.19 = 1,208,716.25/x
  3. Step 3: Cross multiply
    4,620,100.46x = 6,929,621.19 × 1,208,716.25
  4. Step 4: Simplify right side
    4,620,100.46x = 8,375,945,704,049.23
  5. Step 5: Solve for x
    x = 8,375,945,704,049.23/4,620,100.46
  6. Step 6: Final answer
    x = 1,812,935.84

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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.