Home / 816,608.34-1,222,517.17-572,603.33

Finding the Fourth Proportional to 816,608.34, 1,222,517.17 and 572,603.33

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Solution

The fourth proportional to 816,608.34, 1,222,517.17 and 572,603.33 is: 857,225.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,608.34 : 1,222,517.17 = 572,603.33 : x
  2. Step 2: Convert to fraction form
    816,608.34/1,222,517.17 = 572,603.33/x
  3. Step 3: Cross multiply
    816,608.34x = 1,222,517.17 × 572,603.33
  4. Step 4: Simplify right side
    816,608.34x = 700,017,404,148.96
  5. Step 5: Solve for x
    x = 700,017,404,148.96/816,608.34
  6. Step 6: Final answer
    x = 857,225.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.