Home / 1,946,607.57-2,686,546.70-1,172,629.14

Finding the Fourth Proportional to 1,946,607.57, 2,686,546.70 and 1,172,629.14

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Solution

The fourth proportional to 1,946,607.57, 2,686,546.70 and 1,172,629.14 is: 1,618,365.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946,607.57 : 2,686,546.70 = 1,172,629.14 : x
  2. Step 2: Convert to fraction form
    1,946,607.57/2,686,546.70 = 1,172,629.14/x
  3. Step 3: Cross multiply
    1,946,607.57x = 2,686,546.70 × 1,172,629.14
  4. Step 4: Simplify right side
    1,946,607.57x = 3,150,322,946,390.84
  5. Step 5: Solve for x
    x = 3,150,322,946,390.84/1,946,607.57
  6. Step 6: Final answer
    x = 1,618,365.71

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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.