Finding the Fourth Proportional to 3,683,908.99, 5,515,661.13 and 1,882,914.49
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Solution
The fourth proportional to 3,683,908.99, 5,515,661.13 and 1,882,914.49 is: 2,819,157.12
Step by Step Solution
- Step 1: Write the proportion equation
3,683,908.99 : 5,515,661.13 = 1,882,914.49 : x - Step 2: Convert to fraction form
3,683,908.99/5,515,661.13 = 1,882,914.49/x - Step 3: Cross multiply
3,683,908.99x = 5,515,661.13 × 1,882,914.49 - Step 4: Simplify right side
3,683,908.99x = 10,385,518,263,606.77 - Step 5: Solve for x
x = 10,385,518,263,606.77/3,683,908.99 - Step 6: Final answer
x = 2,819,157.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.