Finding the Fourth Proportional to 2,716,316.09, 3,744,770.58 and 2,166,896.58
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Solution
The fourth proportional to 2,716,316.09, 3,744,770.58 and 2,166,896.58 is: 2,987,329.27
Step by Step Solution
- Step 1: Write the proportion equation
2,716,316.09 : 3,744,770.58 = 2,166,896.58 : x - Step 2: Convert to fraction form
2,716,316.09/3,744,770.58 = 2,166,896.58/x - Step 3: Cross multiply
2,716,316.09x = 3,744,770.58 × 2,166,896.58 - Step 4: Simplify right side
2,716,316.09x = 8,114,530,570,812.48 - Step 5: Solve for x
x = 8,114,530,570,812.48/2,716,316.09 - Step 6: Final answer
x = 2,987,329.27
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1.5x scale
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.