Finding the Fourth Proportional to 4,234,354.36, 5,843,218.56 and 2,398,775.12
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Solution
The fourth proportional to 4,234,354.36, 5,843,218.56 and 2,398,775.12 is: 3,310,201.77
Step by Step Solution
- Step 1: Write the proportion equation
4,234,354.36 : 5,843,218.56 = 2,398,775.12 : x - Step 2: Convert to fraction form
4,234,354.36/5,843,218.56 = 2,398,775.12/x - Step 3: Cross multiply
4,234,354.36x = 5,843,218.56 × 2,398,775.12 - Step 4: Simplify right side
4,234,354.36x = 14,016,567,302,450.23 - Step 5: Solve for x
x = 14,016,567,302,450.23/4,234,354.36 - Step 6: Final answer
x = 3,310,201.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.