Home / 3,282,893.40-4,923,648.90-1,389,696.60

Finding the Fourth Proportional to 3,282,893.40, 4,923,648.90 and 1,389,696.60

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Solution

The fourth proportional to 3,282,893.40, 4,923,648.90 and 1,389,696.60 is: 2,084,252.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282,893.40 : 4,923,648.90 = 1,389,696.60 : x
  2. Step 2: Convert to fraction form
    3,282,893.40/4,923,648.90 = 1,389,696.60/x
  3. Step 3: Cross multiply
    3,282,893.40x = 4,923,648.90 × 1,389,696.60
  4. Step 4: Simplify right side
    3,282,893.40x = 6,842,378,135,923.74
  5. Step 5: Solve for x
    x = 6,842,378,135,923.74/3,282,893.40
  6. Step 6: Final answer
    x = 2,084,252.30

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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.