Home / 1,410,053.54-1,945,913.76-765,515.75

Finding the Fourth Proportional to 1,410,053.54, 1,945,913.76 and 765,515.75

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Solution

The fourth proportional to 1,410,053.54, 1,945,913.76 and 765,515.75 is: 1,056,433.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,053.54 : 1,945,913.76 = 765,515.75 : x
  2. Step 2: Convert to fraction form
    1,410,053.54/1,945,913.76 = 765,515.75/x
  3. Step 3: Cross multiply
    1,410,053.54x = 1,945,913.76 × 765,515.75
  4. Step 4: Simplify right side
    1,410,053.54x = 1,489,627,621,692.15
  5. Step 5: Solve for x
    x = 1,489,627,621,692.15/1,410,053.54
  6. Step 6: Final answer
    x = 1,056,433.38

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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.