Home / 2,147,493-2,963,464.80-1,180,616.28

Finding the Fourth Proportional to 2,147,493, 2,963,464.80 and 1,180,616.28

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Solution

The fourth proportional to 2,147,493, 2,963,464.80 and 1,180,616.28 is: 1,629,208.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,493 : 2,963,464.80 = 1,180,616.28 : x
  2. Step 2: Convert to fraction form
    2,147,493/2,963,464.80 = 1,180,616.28/x
  3. Step 3: Cross multiply
    2,147,493x = 2,963,464.80 × 1,180,616.28
  4. Step 4: Simplify right side
    2,147,493x = 3,498,714,788,086.94
  5. Step 5: Solve for x
    x = 3,498,714,788,086.94/2,147,493
  6. Step 6: Final answer
    x = 1,629,208.94

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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.