Home / 1,104,512.78-1,524,197.40-621,065.54

Finding the Fourth Proportional to 1,104,512.78, 1,524,197.40 and 621,065.54

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Solution

The fourth proportional to 1,104,512.78, 1,524,197.40 and 621,065.54 is: 857,053.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,512.78 : 1,524,197.40 = 621,065.54 : x
  2. Step 2: Convert to fraction form
    1,104,512.78/1,524,197.40 = 621,065.54/x
  3. Step 3: Cross multiply
    1,104,512.78x = 1,524,197.40 × 621,065.54
  4. Step 4: Simplify right side
    1,104,512.78x = 946,626,481,297.60
  5. Step 5: Solve for x
    x = 946,626,481,297.60/1,104,512.78
  6. Step 6: Final answer
    x = 857,053.44

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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.