Finding the Fourth Proportional to 1,752,181.92, 2,418,007.68 and 988,233.12
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Solution
The fourth proportional to 1,752,181.92, 2,418,007.68 and 988,233.12 is: 1,363,759.81
Step by Step Solution
- Step 1: Write the proportion equation
1,752,181.92 : 2,418,007.68 = 988,233.12 : x - Step 2: Convert to fraction form
1,752,181.92/2,418,007.68 = 988,233.12/x - Step 3: Cross multiply
1,752,181.92x = 2,418,007.68 × 988,233.12 - Step 4: Simplify right side
1,752,181.92x = 2,389,555,273,790.36 - Step 5: Solve for x
x = 2,389,555,273,790.36/1,752,181.92 - Step 6: Final answer
x = 1,363,759.81
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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.