Home / 2,082,656.86-2,874,028.40-1,177,238.86

Finding the Fourth Proportional to 2,082,656.86, 2,874,028.40 and 1,177,238.86

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Solution

The fourth proportional to 2,082,656.86, 2,874,028.40 and 1,177,238.86 is: 1,624,568.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082,656.86 : 2,874,028.40 = 1,177,238.86 : x
  2. Step 2: Convert to fraction form
    2,082,656.86/2,874,028.40 = 1,177,238.86/x
  3. Step 3: Cross multiply
    2,082,656.86x = 2,874,028.40 × 1,177,238.86
  4. Step 4: Simplify right side
    2,082,656.86x = 3,383,417,912,981.65
  5. Step 5: Solve for x
    x = 3,383,417,912,981.65/2,082,656.86
  6. Step 6: Final answer
    x = 1,624,568.11

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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.