Home / 2,800,596.60-4,199,339.70-1,115,796.60

Finding the Fourth Proportional to 2,800,596.60, 4,199,339.70 and 1,115,796.60

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Solution

The fourth proportional to 2,800,596.60, 4,199,339.70 and 1,115,796.60 is: 1,673,075.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,800,596.60 : 4,199,339.70 = 1,115,796.60 : x
  2. Step 2: Convert to fraction form
    2,800,596.60/4,199,339.70 = 1,115,796.60/x
  3. Step 3: Cross multiply
    2,800,596.60x = 4,199,339.70 × 1,115,796.60
  4. Step 4: Simplify right side
    2,800,596.60x = 4,685,608,959,505.02
  5. Step 5: Solve for x
    x = 4,685,608,959,505.02/2,800,596.60
  6. Step 6: Final answer
    x = 1,673,075.29

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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.