Finding the Fourth Proportional to 3,657,419.19, 5,049,704.70 and 2,282,856.84
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Solution
The fourth proportional to 3,657,419.19, 5,049,704.70 and 2,282,856.84 is: 3,151,881.78
Step by Step Solution
- Step 1: Write the proportion equation
3,657,419.19 : 5,049,704.70 = 2,282,856.84 : x - Step 2: Convert to fraction form
3,657,419.19/5,049,704.70 = 2,282,856.84/x - Step 3: Cross multiply
3,657,419.19x = 5,049,704.70 × 2,282,856.84 - Step 4: Simplify right side
3,657,419.19x = 11,527,752,914,375.15 - Step 5: Solve for x
x = 11,527,752,914,375.15/3,657,419.19 - Step 6: Final answer
x = 3,151,881.78
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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.