Home / 1,646,393.25-2,469,589.89-1,085,296.53

Finding the Fourth Proportional to 1,646,393.25, 2,469,589.89 and 1,085,296.53

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Solution

The fourth proportional to 1,646,393.25, 2,469,589.89 and 1,085,296.53 is: 1,627,944.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,393.25 : 2,469,589.89 = 1,085,296.53 : x
  2. Step 2: Convert to fraction form
    1,646,393.25/2,469,589.89 = 1,085,296.53/x
  3. Step 3: Cross multiply
    1,646,393.25x = 2,469,589.89 × 1,085,296.53
  4. Step 4: Simplify right side
    1,646,393.25x = 2,680,237,343,331.18
  5. Step 5: Solve for x
    x = 2,680,237,343,331.18/1,646,393.25
  6. Step 6: Final answer
    x = 1,627,944.80

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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.