Finding the Fourth Proportional to 4,038,186.75, 5,572,715.16 and 2,202,684.49
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Solution
The fourth proportional to 4,038,186.75, 5,572,715.16 and 2,202,684.49 is: 3,039,714.11
Step by Step Solution
- Step 1: Write the proportion equation
4,038,186.75 : 5,572,715.16 = 2,202,684.49 : x - Step 2: Convert to fraction form
4,038,186.75/5,572,715.16 = 2,202,684.49/x - Step 3: Cross multiply
4,038,186.75x = 5,572,715.16 × 2,202,684.49 - Step 4: Simplify right side
4,038,186.75x = 12,274,933,250,119.87 - Step 5: Solve for x
x = 12,274,933,250,119.87/4,038,186.75 - Step 6: Final answer
x = 3,039,714.11
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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.