Home / 1,057,268.55-1,584,860.31-677,109.63

Finding the Fourth Proportional to 1,057,268.55, 1,584,860.31 and 677,109.63

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Solution

The fourth proportional to 1,057,268.55, 1,584,860.31 and 677,109.63 is: 1,014,996.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,268.55 : 1,584,860.31 = 677,109.63 : x
  2. Step 2: Convert to fraction form
    1,057,268.55/1,584,860.31 = 677,109.63/x
  3. Step 3: Cross multiply
    1,057,268.55x = 1,584,860.31 × 677,109.63
  4. Step 4: Simplify right side
    1,057,268.55x = 1,073,124,178,105.79
  5. Step 5: Solve for x
    x = 1,073,124,178,105.79/1,057,268.55
  6. Step 6: Final answer
    x = 1,014,996.78

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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.