Finding the Fourth Proportional to 3,935,295.15, 5,427,816.60 and 2,608,319.04
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Solution
The fourth proportional to 3,935,295.15, 5,427,816.60 and 2,608,319.04 is: 3,597,564.31
Step by Step Solution
- Step 1: Write the proportion equation
3,935,295.15 : 5,427,816.60 = 2,608,319.04 : x - Step 2: Convert to fraction form
3,935,295.15/5,427,816.60 = 2,608,319.04/x - Step 3: Cross multiply
3,935,295.15x = 5,427,816.60 × 2,608,319.04 - Step 4: Simplify right side
3,935,295.15x = 14,157,477,383,408.06 - Step 5: Solve for x
x = 14,157,477,383,408.06/3,935,295.15 - Step 6: Final answer
x = 3,597,564.31
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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.