Home / 1,419,107.85-1,958,374.26-774,542.25

Finding the Fourth Proportional to 1,419,107.85, 1,958,374.26 and 774,542.25

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Solution

The fourth proportional to 1,419,107.85, 1,958,374.26 and 774,542.25 is: 1,068,871.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,107.85 : 1,958,374.26 = 774,542.25 : x
  2. Step 2: Convert to fraction form
    1,419,107.85/1,958,374.26 = 774,542.25/x
  3. Step 3: Cross multiply
    1,419,107.85x = 1,958,374.26 × 774,542.25
  4. Step 4: Simplify right side
    1,419,107.85x = 1,516,843,605,682.49
  5. Step 5: Solve for x
    x = 1,516,843,605,682.49/1,419,107.85
  6. Step 6: Final answer
    x = 1,068,871.27

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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.