Finding the Fourth Proportional to 5,133,761.17, 7,084,674.11 and 2,810,614.75
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Solution
The fourth proportional to 5,133,761.17, 7,084,674.11 and 2,810,614.75 is: 3,878,694.18
Step by Step Solution
- Step 1: Write the proportion equation
5,133,761.17 : 7,084,674.11 = 2,810,614.75 : x - Step 2: Convert to fraction form
5,133,761.17/7,084,674.11 = 2,810,614.75/x - Step 3: Cross multiply
5,133,761.17x = 7,084,674.11 × 2,810,614.75 - Step 4: Simplify right side
5,133,761.17x = 19,912,289,541,823.97 - Step 5: Solve for x
x = 19,912,289,541,823.97/5,133,761.17 - Step 6: Final answer
x = 3,878,694.18
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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.