Finding the Fourth Proportional to 5,471,581.56, 8,207,796.02 and 1,828,324.08
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Solution
The fourth proportional to 5,471,581.56, 8,207,796.02 and 1,828,324.08 is: 2,742,627.69
Step by Step Solution
- Step 1: Write the proportion equation
5,471,581.56 : 8,207,796.02 = 1,828,324.08 : x - Step 2: Convert to fraction form
5,471,581.56/8,207,796.02 = 1,828,324.08/x - Step 3: Cross multiply
5,471,581.56x = 8,207,796.02 × 1,828,324.08 - Step 4: Simplify right side
5,471,581.56x = 15,006,511,107,094.16 - Step 5: Solve for x
x = 15,006,511,107,094.16/5,471,581.56 - Step 6: Final answer
x = 2,742,627.69
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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.