Finding the Fourth Proportional to 3,385,241.75, 4,677,809.84 and 2,465,865.23
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Solution
The fourth proportional to 3,385,241.75, 4,677,809.84 and 2,465,865.23 is: 3,407,392.87
Step by Step Solution
- Step 1: Write the proportion equation
3,385,241.75 : 4,677,809.84 = 2,465,865.23 : x - Step 2: Convert to fraction form
3,385,241.75/4,677,809.84 = 2,465,865.23/x - Step 3: Cross multiply
3,385,241.75x = 4,677,809.84 × 2,465,865.23 - Step 4: Simplify right side
3,385,241.75x = 11,534,848,601,289.49 - Step 5: Solve for x
x = 11,534,848,601,289.49/3,385,241.75 - Step 6: Final answer
x = 3,407,392.87
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1.5x scale
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.