Finding the Fourth Proportional to 5,738,051.19, 7,917,908.62 and 3,256,481.61
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Solution
The fourth proportional to 5,738,051.19, 7,917,908.62 and 3,256,481.61 is: 4,493,602.96
Step by Step Solution
- Step 1: Write the proportion equation
5,738,051.19 : 7,917,908.62 = 3,256,481.61 : x - Step 2: Convert to fraction form
5,738,051.19/7,917,908.62 = 3,256,481.61/x - Step 3: Cross multiply
5,738,051.19x = 7,917,908.62 × 3,256,481.61 - Step 4: Simplify right side
5,738,051.19x = 25,784,523,810,690.48 - Step 5: Solve for x
x = 25,784,523,810,690.48/5,738,051.19 - Step 6: Final answer
x = 4,493,602.96
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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.