Finding the Fourth Proportional to 3,716,903.70, 5,119,770.02 and 2,627,302.05
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Solution
The fourth proportional to 3,716,903.70, 5,119,770.02 and 2,627,302.05 is: 3,618,921.38
Step by Step Solution
- Step 1: Write the proportion equation
3,716,903.70 : 5,119,770.02 = 2,627,302.05 : x - Step 2: Convert to fraction form
3,716,903.70/5,119,770.02 = 2,627,302.05/x - Step 3: Cross multiply
3,716,903.70x = 5,119,770.02 × 2,627,302.05 - Step 4: Simplify right side
3,716,903.70x = 13,451,182,255,938.03 - Step 5: Solve for x
x = 13,451,182,255,938.03/3,716,903.70 - Step 6: Final answer
x = 3,618,921.38
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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.