Finding the Fourth Proportional to 1,796,991.36, 2,479,899.17 and 981,246.84
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Solution
The fourth proportional to 1,796,991.36, 2,479,899.17 and 981,246.84 is: 1,354,148.54
Step by Step Solution
- Step 1: Write the proportion equation
1,796,991.36 : 2,479,899.17 = 981,246.84 : x - Step 2: Convert to fraction form
1,796,991.36/2,479,899.17 = 981,246.84/x - Step 3: Cross multiply
1,796,991.36x = 2,479,899.17 × 981,246.84 - Step 4: Simplify right side
1,796,991.36x = 2,433,393,219,174.89 - Step 5: Solve for x
x = 2,433,393,219,174.89/1,796,991.36 - Step 6: Final answer
x = 1,354,148.54
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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.