Finding the Fourth Proportional to 3,609,673.74, 5,415,193.39 and 1,450,866.90
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Solution
The fourth proportional to 3,609,673.74, 5,415,193.39 and 1,450,866.90 is: 2,176,574.78
Step by Step Solution
- Step 1: Write the proportion equation
3,609,673.74 : 5,415,193.39 = 1,450,866.90 : x - Step 2: Convert to fraction form
3,609,673.74/5,415,193.39 = 1,450,866.90/x - Step 3: Cross multiply
3,609,673.74x = 5,415,193.39 × 1,450,866.90 - Step 4: Simplify right side
3,609,673.74x = 7,856,724,843,022.62 - Step 5: Solve for x
x = 7,856,724,843,022.62/3,609,673.74 - Step 6: Final answer
x = 2,176,574.78
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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.