Home / 5,389,481.40-8,085,345.30-1,796,364.60

Finding the Fourth Proportional to 5,389,481.40, 8,085,345.30 and 1,796,364.60

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Solution

The fourth proportional to 5,389,481.40, 8,085,345.30 and 1,796,364.60 is: 2,694,921.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,481.40 : 8,085,345.30 = 1,796,364.60 : x
  2. Step 2: Convert to fraction form
    5,389,481.40/8,085,345.30 = 1,796,364.60/x
  3. Step 3: Cross multiply
    5,389,481.40x = 8,085,345.30 × 1,796,364.60
  4. Step 4: Simplify right side
    5,389,481.40x = 14,524,228,075,696.38
  5. Step 5: Solve for x
    x = 14,524,228,075,696.38/5,389,481.40
  6. Step 6: Final answer
    x = 2,694,921.27

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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.