Finding the Fourth Proportional to 3,764,706.43, 5,195,737.75 and 2,236,813.56
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Solution
The fourth proportional to 3,764,706.43, 5,195,737.75 and 2,236,813.56 is: 3,087,065.84
Step by Step Solution
- Step 1: Write the proportion equation
3,764,706.43 : 5,195,737.75 = 2,236,813.56 : x - Step 2: Convert to fraction form
3,764,706.43/5,195,737.75 = 2,236,813.56/x - Step 3: Cross multiply
3,764,706.43x = 5,195,737.75 × 2,236,813.56 - Step 4: Simplify right side
3,764,706.43x = 11,621,896,616,241.13 - Step 5: Solve for x
x = 11,621,896,616,241.13/3,764,706.43 - Step 6: Final answer
x = 3,087,065.84
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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.