Home / 3,084,912.88-4,627,799.93-1,287,384.44

Finding the Fourth Proportional to 3,084,912.88, 4,627,799.93 and 1,287,384.44

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Solution

The fourth proportional to 3,084,912.88, 4,627,799.93 and 1,287,384.44 is: 1,931,256.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084,912.88 : 4,627,799.93 = 1,287,384.44 : x
  2. Step 2: Convert to fraction form
    3,084,912.88/4,627,799.93 = 1,287,384.44/x
  3. Step 3: Cross multiply
    3,084,912.88x = 4,627,799.93 × 1,287,384.44
  4. Step 4: Simplify right side
    3,084,912.88x = 5,957,757,601,394.55
  5. Step 5: Solve for x
    x = 5,957,757,601,394.55/3,084,912.88
  6. Step 6: Final answer
    x = 1,931,256.36

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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.