Finding the Fourth Proportional to 3,747,683.49, 5,171,819.99 and 2,028,804.00
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Solution
The fourth proportional to 3,747,683.49, 5,171,819.99 and 2,028,804.00 is: 2,799,758.60
Step by Step Solution
- Step 1: Write the proportion equation
3,747,683.49 : 5,171,819.99 = 2,028,804.00 : x - Step 2: Convert to fraction form
3,747,683.49/5,171,819.99 = 2,028,804.00/x - Step 3: Cross multiply
3,747,683.49x = 5,171,819.99 × 2,028,804.00 - Step 4: Simplify right side
3,747,683.49x = 10,492,609,053,453.62 - Step 5: Solve for x
x = 10,492,609,053,453.62/3,747,683.49 - Step 6: Final answer
x = 2,799,758.60
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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.