Finding the Fourth Proportional to 5,420,974.23, 8,132,211.60 and 1,827,769.08
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Solution
The fourth proportional to 5,420,974.23, 8,132,211.60 and 1,827,769.08 is: 2,741,906.58
Step by Step Solution
- Step 1: Write the proportion equation
5,420,974.23 : 8,132,211.60 = 1,827,769.08 : x - Step 2: Convert to fraction form
5,420,974.23/8,132,211.60 = 1,827,769.08/x - Step 3: Cross multiply
5,420,974.23x = 8,132,211.60 × 1,827,769.08 - Step 4: Simplify right side
5,420,974.23x = 14,863,804,914,497.33 - Step 5: Solve for x
x = 14,863,804,914,497.33/5,420,974.23 - Step 6: Final answer
x = 2,741,906.58
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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.