Finding the Fourth Proportional to 2,290,902.24, 3,161,260.62 and 1,324,095.15
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Solution
The fourth proportional to 2,290,902.24, 3,161,260.62 and 1,324,095.15 is: 1,827,144.69
Step by Step Solution
- Step 1: Write the proportion equation
2,290,902.24 : 3,161,260.62 = 1,324,095.15 : x - Step 2: Convert to fraction form
2,290,902.24/3,161,260.62 = 1,324,095.15/x - Step 3: Cross multiply
2,290,902.24x = 3,161,260.62 × 1,324,095.15 - Step 4: Simplify right side
2,290,902.24x = 4,185,809,854,827.99 - Step 5: Solve for x
x = 4,185,809,854,827.99/2,290,902.24 - Step 6: Final answer
x = 1,827,144.69
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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.