Home / 1,860,082.09-2,789,414.92-1,102,137.46

Finding the Fourth Proportional to 1,860,082.09, 2,789,414.92 and 1,102,137.46

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Solution

The fourth proportional to 1,860,082.09, 2,789,414.92 and 1,102,137.46 is: 1,652,786.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860,082.09 : 2,789,414.92 = 1,102,137.46 : x
  2. Step 2: Convert to fraction form
    1,860,082.09/2,789,414.92 = 1,102,137.46/x
  3. Step 3: Cross multiply
    1,860,082.09x = 2,789,414.92 × 1,102,137.46
  4. Step 4: Simplify right side
    1,860,082.09x = 3,074,318,674,814.90
  5. Step 5: Solve for x
    x = 3,074,318,674,814.90/1,860,082.09
  6. Step 6: Final answer
    x = 1,652,786.56

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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.