Home / 2,592,734.80-3,889,076.60-819,806.80

Finding the Fourth Proportional to 2,592,734.80, 3,889,076.60 and 819,806.80

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Solution

The fourth proportional to 2,592,734.80, 3,889,076.60 and 819,806.80 is: 1,229,702.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,592,734.80 : 3,889,076.60 = 819,806.80 : x
  2. Step 2: Convert to fraction form
    2,592,734.80/3,889,076.60 = 819,806.80/x
  3. Step 3: Cross multiply
    2,592,734.80x = 3,889,076.60 × 819,806.80
  4. Step 4: Simplify right side
    2,592,734.80x = 3,188,291,442,400.88
  5. Step 5: Solve for x
    x = 3,188,291,442,400.88/2,592,734.80
  6. Step 6: Final answer
    x = 1,229,702.11

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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.