Home / 2,131,141-2,940,974.58-1,177,285

Finding the Fourth Proportional to 2,131,141, 2,940,974.58 and 1,177,285

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Solution

The fourth proportional to 2,131,141, 2,940,974.58 and 1,177,285 is: 1,624,653.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,141 : 2,940,974.58 = 1,177,285 : x
  2. Step 2: Convert to fraction form
    2,131,141/2,940,974.58 = 1,177,285/x
  3. Step 3: Cross multiply
    2,131,141x = 2,940,974.58 × 1,177,285
  4. Step 4: Simplify right side
    2,131,141x = 3,462,365,258,415.30
  5. Step 5: Solve for x
    x = 3,462,365,258,415.30/2,131,141
  6. Step 6: Final answer
    x = 1,624,653.30

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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.