Home / 2,147,198.54-2,963,143.58-1,180,391.10

Finding the Fourth Proportional to 2,147,198.54, 2,963,143.58 and 1,180,391.10

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Solution

The fourth proportional to 2,147,198.54, 2,963,143.58 and 1,180,391.10 is: 1,628,945.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,198.54 : 2,963,143.58 = 1,180,391.10 : x
  2. Step 2: Convert to fraction form
    2,147,198.54/2,963,143.58 = 1,180,391.10/x
  3. Step 3: Cross multiply
    2,147,198.54x = 2,963,143.58 × 1,180,391.10
  4. Step 4: Simplify right side
    2,147,198.54x = 3,497,668,318,671.97
  5. Step 5: Solve for x
    x = 3,497,668,318,671.97/2,147,198.54
  6. Step 6: Final answer
    x = 1,628,945.00

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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.