Finding the Fourth Proportional to 1,952,189.67, 2,914,995.42 and 1,722,571.68
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Solution
The fourth proportional to 1,952,189.67, 2,914,995.42 and 1,722,571.68 is: 2,572,131.51
Step by Step Solution
- Step 1: Write the proportion equation
1,952,189.67 : 2,914,995.42 = 1,722,571.68 : x - Step 2: Convert to fraction form
1,952,189.67/2,914,995.42 = 1,722,571.68/x - Step 3: Cross multiply
1,952,189.67x = 2,914,995.42 × 1,722,571.68 - Step 4: Simplify right side
1,952,189.67x = 5,021,288,557,821.71 - Step 5: Solve for x
x = 5,021,288,557,821.71/1,952,189.67 - Step 6: Final answer
x = 2,572,131.51
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.