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Finding the Fourth Proportional to 1,844,804.80, 2,766,285.60 and 846,404.80

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Solution

The fourth proportional to 1,844,804.80, 2,766,285.60 and 846,404.80 is: 1,269,184.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844,804.80 : 2,766,285.60 = 846,404.80 : x
  2. Step 2: Convert to fraction form
    1,844,804.80/2,766,285.60 = 846,404.80/x
  3. Step 3: Cross multiply
    1,844,804.80x = 2,766,285.60 × 846,404.80
  4. Step 4: Simplify right side
    1,844,804.80x = 2,341,397,410,010.88
  5. Step 5: Solve for x
    x = 2,341,397,410,010.88/1,844,804.80
  6. Step 6: Final answer
    x = 1,269,184.37

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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.