Finding the Fourth Proportional to 6,190,832.22, 8,543,348.46 and 3,474,578.22
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Solution
The fourth proportional to 6,190,832.22, 8,543,348.46 and 3,474,578.22 is: 4,794,917.94
Step by Step Solution
- Step 1: Write the proportion equation
6,190,832.22 : 8,543,348.46 = 3,474,578.22 : x - Step 2: Convert to fraction form
6,190,832.22/8,543,348.46 = 3,474,578.22/x - Step 3: Cross multiply
6,190,832.22x = 8,543,348.46 × 3,474,578.22 - Step 4: Simplify right side
6,190,832.22x = 29,684,532,484,986.55 - Step 5: Solve for x
x = 29,684,532,484,986.55/6,190,832.22 - Step 6: Final answer
x = 4,794,917.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.