Finding the Fourth Proportional to 5,515,418.08, 8,273,129.52 and 1,729,196.16
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Solution
The fourth proportional to 5,515,418.08, 8,273,129.52 and 1,729,196.16 is: 2,593,794.99
Step by Step Solution
- Step 1: Write the proportion equation
5,515,418.08 : 8,273,129.52 = 1,729,196.16 : x - Step 2: Convert to fraction form
5,515,418.08/8,273,129.52 = 1,729,196.16/x - Step 3: Cross multiply
5,515,418.08x = 8,273,129.52 × 1,729,196.16 - Step 4: Simplify right side
5,515,418.08x = 14,305,863,797,166.64 - Step 5: Solve for x
x = 14,305,863,797,166.64/5,515,418.08 - Step 6: Final answer
x = 2,593,794.99
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1.5x scale
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.