Home / 816,984.36-1,126,646.82-545,063.31

Finding the Fourth Proportional to 816,984.36, 1,126,646.82 and 545,063.31

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Solution

The fourth proportional to 816,984.36, 1,126,646.82 and 545,063.31 is: 751,659.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,984.36 : 1,126,646.82 = 545,063.31 : x
  2. Step 2: Convert to fraction form
    816,984.36/1,126,646.82 = 545,063.31/x
  3. Step 3: Cross multiply
    816,984.36x = 1,126,646.82 × 545,063.31
  4. Step 4: Simplify right side
    816,984.36x = 614,093,844,910.17
  5. Step 5: Solve for x
    x = 614,093,844,910.17/816,984.36
  6. Step 6: Final answer
    x = 751,659.24

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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.