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Finding the Fourth Proportional to 1,844,794.80, 2,766,270.60 and 846,394.80

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Solution

The fourth proportional to 1,844,794.80, 2,766,270.60 and 846,394.80 is: 1,269,169.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844,794.80 : 2,766,270.60 = 846,394.80 : x
  2. Step 2: Convert to fraction form
    1,844,794.80/2,766,270.60 = 846,394.80/x
  3. Step 3: Cross multiply
    1,844,794.80x = 2,766,270.60 × 846,394.80
  4. Step 4: Simplify right side
    1,844,794.80x = 2,341,357,051,232.88
  5. Step 5: Solve for x
    x = 2,341,357,051,232.88/1,844,794.80
  6. Step 6: Final answer
    x = 1,269,169.37

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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.