Finding the Fourth Proportional to 1,586,738.97, 2,379,052.62 and 818,715.60
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Solution
The fourth proportional to 1,586,738.97, 2,379,052.62 and 818,715.60 is: 1,227,528.62
Step by Step Solution
- Step 1: Write the proportion equation
1,586,738.97 : 2,379,052.62 = 818,715.60 : x - Step 2: Convert to fraction form
1,586,738.97/2,379,052.62 = 818,715.60/x - Step 3: Cross multiply
1,586,738.97x = 2,379,052.62 × 818,715.60 - Step 4: Simplify right side
1,586,738.97x = 1,947,767,493,214.87 - Step 5: Solve for x
x = 1,947,767,493,214.87/1,586,738.97 - Step 6: Final answer
x = 1,227,528.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.