Finding the Fourth Proportional to 1,599,382.72, 2,207,107.20 and 874,232.32
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Solution
The fourth proportional to 1,599,382.72, 2,207,107.20 and 874,232.32 is: 1,206,418.22
Step by Step Solution
- Step 1: Write the proportion equation
1,599,382.72 : 2,207,107.20 = 874,232.32 : x - Step 2: Convert to fraction form
1,599,382.72/2,207,107.20 = 874,232.32/x - Step 3: Cross multiply
1,599,382.72x = 2,207,107.20 × 874,232.32 - Step 4: Simplify right side
1,599,382.72x = 1,929,524,447,944.70 - Step 5: Solve for x
x = 1,929,524,447,944.70/1,599,382.72 - Step 6: Final answer
x = 1,206,418.22
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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.