Finding the Fourth Proportional to 1,796,992.36, 2,479,900.55 and 981,247.84
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Solution
The fourth proportional to 1,796,992.36, 2,479,900.55 and 981,247.84 is: 1,354,149.92
Step by Step Solution
- Step 1: Write the proportion equation
1,796,992.36 : 2,479,900.55 = 981,247.84 : x - Step 2: Convert to fraction form
1,796,992.36/2,479,900.55 = 981,247.84/x - Step 3: Cross multiply
1,796,992.36x = 2,479,900.55 × 981,247.84 - Step 4: Simplify right side
1,796,992.36x = 2,433,397,058,102.31 - Step 5: Solve for x
x = 2,433,397,058,102.31/1,796,992.36 - Step 6: Final answer
x = 1,354,149.92
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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.