Finding the Fourth Proportional to 3,699,627.17, 5,106,135.17 and 2,151,367.97
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Solution
The fourth proportional to 3,699,627.17, 5,106,135.17 and 2,151,367.97 is: 2,969,265.59
Step by Step Solution
- Step 1: Write the proportion equation
3,699,627.17 : 5,106,135.17 = 2,151,367.97 : x - Step 2: Convert to fraction form
3,699,627.17/5,106,135.17 = 2,151,367.97/x - Step 3: Cross multiply
3,699,627.17x = 5,106,135.17 × 2,151,367.97 - Step 4: Simplify right side
3,699,627.17x = 10,985,175,644,471.67 - Step 5: Solve for x
x = 10,985,175,644,471.67/3,699,627.17 - Step 6: Final answer
x = 2,969,265.59
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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.