Home / 2,147,768.07-2,963,931.07-1,180,960.64

Finding the Fourth Proportional to 2,147,768.07, 2,963,931.07 and 1,180,960.64

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Solution

The fourth proportional to 2,147,768.07, 2,963,931.07 and 1,180,960.64 is: 1,629,731.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,768.07 : 2,963,931.07 = 1,180,960.64 : x
  2. Step 2: Convert to fraction form
    2,147,768.07/2,963,931.07 = 1,180,960.64/x
  3. Step 3: Cross multiply
    2,147,768.07x = 2,963,931.07 × 1,180,960.64
  4. Step 4: Simplify right side
    2,147,768.07x = 3,500,285,917,242.56
  5. Step 5: Solve for x
    x = 3,500,285,917,242.56/2,147,768.07
  6. Step 6: Final answer
    x = 1,629,731.80

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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.