Home / 1,914,165.30-2,641,665.78-1,054,725.33

Finding the Fourth Proportional to 1,914,165.30, 2,641,665.78 and 1,054,725.33

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Solution

The fourth proportional to 1,914,165.30, 2,641,665.78 and 1,054,725.33 is: 1,455,585.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,165.30 : 2,641,665.78 = 1,054,725.33 : x
  2. Step 2: Convert to fraction form
    1,914,165.30/2,641,665.78 = 1,054,725.33/x
  3. Step 3: Cross multiply
    1,914,165.30x = 2,641,665.78 × 1,054,725.33
  4. Step 4: Simplify right side
    1,914,165.30x = 2,786,231,811,560.21
  5. Step 5: Solve for x
    x = 2,786,231,811,560.21/1,914,165.30
  6. Step 6: Final answer
    x = 1,455,585.79

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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.