Home / 2,147,772.93-2,963,937.81-1,180,965.51

Finding the Fourth Proportional to 2,147,772.93, 2,963,937.81 and 1,180,965.51

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Solution

The fourth proportional to 2,147,772.93, 2,963,937.81 and 1,180,965.51 is: 1,629,738.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,772.93 : 2,963,937.81 = 1,180,965.51 : x
  2. Step 2: Convert to fraction form
    2,147,772.93/2,963,937.81 = 1,180,965.51/x
  3. Step 3: Cross multiply
    2,147,772.93x = 2,963,937.81 × 1,180,965.51
  4. Step 4: Simplify right side
    2,147,772.93x = 3,500,308,327,394.93
  5. Step 5: Solve for x
    x = 3,500,308,327,394.93/2,147,772.93
  6. Step 6: Final answer
    x = 1,629,738.54

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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.