Finding the Fourth Proportional to 5,511,873.48, 8,267,275.65 and 1,673,729.13
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Solution
The fourth proportional to 5,511,873.48, 8,267,275.65 and 1,673,729.13 is: 2,510,431.37
Step by Step Solution
- Step 1: Write the proportion equation
5,511,873.48 : 8,267,275.65 = 1,673,729.13 : x - Step 2: Convert to fraction form
5,511,873.48/8,267,275.65 = 1,673,729.13/x - Step 3: Cross multiply
5,511,873.48x = 8,267,275.65 × 1,673,729.13 - Step 4: Simplify right side
5,511,873.48x = 13,837,180,081,144.68 - Step 5: Solve for x
x = 13,837,180,081,144.68/5,511,873.48 - Step 6: Final answer
x = 2,510,431.37
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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.