Finding the Fourth Proportional to 881,480.67, 1,322,220.88 and 581,891.05
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Solution
The fourth proportional to 881,480.67, 1,322,220.88 and 581,891.05 is: 872,836.49
Step by Step Solution
- Step 1: Write the proportion equation
881,480.67 : 1,322,220.88 = 581,891.05 : x - Step 2: Convert to fraction form
881,480.67/1,322,220.88 = 581,891.05/x - Step 3: Cross multiply
881,480.67x = 1,322,220.88 × 581,891.05 - Step 4: Simplify right side
881,480.67x = 769,388,496,195.12 - Step 5: Solve for x
x = 769,388,496,195.12/881,480.67 - Step 6: Final answer
x = 872,836.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.