Finding the Fourth Proportional to 5,625,983.63, 8,438,858.80 and 1,366,174.19
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Solution
The fourth proportional to 5,625,983.63, 8,438,858.80 and 1,366,174.19 is: 2,049,232.96
Step by Step Solution
- Step 1: Write the proportion equation
5,625,983.63 : 8,438,858.80 = 1,366,174.19 : x - Step 2: Convert to fraction form
5,625,983.63/8,438,858.80 = 1,366,174.19/x - Step 3: Cross multiply
5,625,983.63x = 8,438,858.80 × 1,366,174.19 - Step 4: Simplify right side
5,625,983.63x = 11,528,951,085,614.37 - Step 5: Solve for x
x = 11,528,951,085,614.37/5,625,983.63 - Step 6: Final answer
x = 2,049,232.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.