Finding the Fourth Proportional to 3,747,683.23, 5,171,804.58 and 2,028,803.74
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Solution
The fourth proportional to 3,747,683.23, 5,171,804.58 and 2,028,803.74 is: 2,799,750.09
Step by Step Solution
- Step 1: Write the proportion equation
3,747,683.23 : 5,171,804.58 = 2,028,803.74 : x - Step 2: Convert to fraction form
3,747,683.23/5,171,804.58 = 2,028,803.74/x - Step 3: Cross multiply
3,747,683.23x = 5,171,804.58 × 2,028,803.74 - Step 4: Simplify right side
3,747,683.23x = 10,492,576,474,453.13 - Step 5: Solve for x
x = 10,492,576,474,453.13/3,747,683.23 - Step 6: Final answer
x = 2,799,750.09
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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.