Finding the Fourth Proportional to 2,775,910.39, 3,830,734.68 and 1,552,218.28
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Solution
The fourth proportional to 2,775,910.39, 3,830,734.68 and 1,552,218.28 is: 2,142,049.12
Step by Step Solution
- Step 1: Write the proportion equation
2,775,910.39 : 3,830,734.68 = 1,552,218.28 : x - Step 2: Convert to fraction form
2,775,910.39/3,830,734.68 = 1,552,218.28/x - Step 3: Cross multiply
2,775,910.39x = 3,830,734.68 × 1,552,218.28 - Step 4: Simplify right side
2,775,910.39x = 5,946,136,396,125.95 - Step 5: Solve for x
x = 5,946,136,396,125.95/2,775,910.39 - Step 6: Final answer
x = 2,142,049.12
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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.