Finding the Fourth Proportional to 1,233,612.75, 1,701,864.30 and 825,845.96
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Solution
The fourth proportional to 1,233,612.75, 1,701,864.30 and 825,845.96 is: 1,139,318.44
Step by Step Solution
- Step 1: Write the proportion equation
1,233,612.75 : 1,701,864.30 = 825,845.96 : x - Step 2: Convert to fraction form
1,233,612.75/1,701,864.30 = 825,845.96/x - Step 3: Cross multiply
1,233,612.75x = 1,701,864.30 × 825,845.96 - Step 4: Simplify right side
1,233,612.75x = 1,405,477,756,623.23 - Step 5: Solve for x
x = 1,405,477,756,623.23/1,233,612.75 - Step 6: Final answer
x = 1,139,318.44
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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.