Home / 1,365,843.58-1,884,814.73-753,983.21

Finding the Fourth Proportional to 1,365,843.58, 1,884,814.73 and 753,983.21

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Solution

The fourth proportional to 1,365,843.58, 1,884,814.73 and 753,983.21 is: 1,040,469.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,843.58 : 1,884,814.73 = 753,983.21 : x
  2. Step 2: Convert to fraction form
    1,365,843.58/1,884,814.73 = 753,983.21/x
  3. Step 3: Cross multiply
    1,365,843.58x = 1,884,814.73 × 753,983.21
  4. Step 4: Simplify right side
    1,365,843.58x = 1,421,118,660,380.68
  5. Step 5: Solve for x
    x = 1,421,118,660,380.68/1,365,843.58
  6. Step 6: Final answer
    x = 1,040,469.55

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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.