Finding the Fourth Proportional to 1,313,711.52, 1,813,047.48 and 823,759.08
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Solution
The fourth proportional to 1,313,711.52, 1,813,047.48 and 823,759.08 is: 1,136,866.28
Step by Step Solution
- Step 1: Write the proportion equation
1,313,711.52 : 1,813,047.48 = 823,759.08 : x - Step 2: Convert to fraction form
1,313,711.52/1,813,047.48 = 823,759.08/x - Step 3: Cross multiply
1,313,711.52x = 1,813,047.48 × 823,759.08 - Step 4: Simplify right side
1,313,711.52x = 1,493,514,324,121.12 - Step 5: Solve for x
x = 1,493,514,324,121.12/1,313,711.52 - Step 6: Final answer
x = 1,136,866.28
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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.