Finding the Fourth Proportional to 3,765,944.70, 5,198,192.67 and 2,407,823.10
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Solution
The fourth proportional to 3,765,944.70, 5,198,192.67 and 2,407,823.10 is: 3,323,556.08
Step by Step Solution
- Step 1: Write the proportion equation
3,765,944.70 : 5,198,192.67 = 2,407,823.10 : x - Step 2: Convert to fraction form
3,765,944.70/5,198,192.67 = 2,407,823.10/x - Step 3: Cross multiply
3,765,944.70x = 5,198,192.67 × 2,407,823.10 - Step 4: Simplify right side
3,765,944.70x = 12,516,328,389,076.68 - Step 5: Solve for x
x = 12,516,328,389,076.68/3,765,944.70 - Step 6: Final answer
x = 3,323,556.08
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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.