Finding the Fourth Proportional to 3,576,882.24, 4,934,921.76 and 2,218,492.80
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Solution
The fourth proportional to 3,576,882.24, 4,934,921.76 and 2,218,492.80 is: 3,060,790.84
Step by Step Solution
- Step 1: Write the proportion equation
3,576,882.24 : 4,934,921.76 = 2,218,492.80 : x - Step 2: Convert to fraction form
3,576,882.24/4,934,921.76 = 2,218,492.80/x - Step 3: Cross multiply
3,576,882.24x = 4,934,921.76 × 2,218,492.80 - Step 4: Simplify right side
3,576,882.24x = 10,948,088,393,123.33 - Step 5: Solve for x
x = 10,948,088,393,123.33/3,576,882.24 - Step 6: Final answer
x = 3,060,790.84
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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.