Home / 1,941,803.08-2,679,778.98-1,082,369.56

Finding the Fourth Proportional to 1,941,803.08, 2,679,778.98 and 1,082,369.56

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Solution

The fourth proportional to 1,941,803.08, 2,679,778.98 and 1,082,369.56 is: 1,493,720.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,803.08 : 2,679,778.98 = 1,082,369.56 : x
  2. Step 2: Convert to fraction form
    1,941,803.08/2,679,778.98 = 1,082,369.56/x
  3. Step 3: Cross multiply
    1,941,803.08x = 2,679,778.98 × 1,082,369.56
  4. Step 4: Simplify right side
    1,941,803.08x = 2,900,511,195,479.85
  5. Step 5: Solve for x
    x = 2,900,511,195,479.85/1,941,803.08
  6. Step 6: Final answer
    x = 1,493,720.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.