Finding the Fourth Proportional to 2,049,561.24, 2,822,133.42 and 1,857,324.12
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Solution
The fourth proportional to 2,049,561.24, 2,822,133.42 and 1,857,324.12 is: 2,557,433.45
Step by Step Solution
- Step 1: Write the proportion equation
2,049,561.24 : 2,822,133.42 = 1,857,324.12 : x - Step 2: Convert to fraction form
2,049,561.24/2,822,133.42 = 1,857,324.12/x - Step 3: Cross multiply
2,049,561.24x = 2,822,133.42 × 1,857,324.12 - Step 4: Simplify right side
2,049,561.24x = 5,241,616,470,824.09 - Step 5: Solve for x
x = 5,241,616,470,824.09/2,049,561.24 - Step 6: Final answer
x = 2,557,433.45
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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.