Home / 1,839,725.12-2,759,588.64-827,665.28

Finding the Fourth Proportional to 1,839,725.12, 2,759,588.64 and 827,665.28

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Solution

The fourth proportional to 1,839,725.12, 2,759,588.64 and 827,665.28 is: 1,241,498.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,725.12 : 2,759,588.64 = 827,665.28 : x
  2. Step 2: Convert to fraction form
    1,839,725.12/2,759,588.64 = 827,665.28/x
  3. Step 3: Cross multiply
    1,839,725.12x = 2,759,588.64 × 827,665.28
  4. Step 4: Simplify right side
    1,839,725.12x = 2,284,015,704,410.42
  5. Step 5: Solve for x
    x = 2,284,015,704,410.42/1,839,725.12
  6. Step 6: Final answer
    x = 1,241,498.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.