Finding the Fourth Proportional to 3,707,474.96, 5,115,892.56 and 2,075,655.44
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Solution
The fourth proportional to 3,707,474.96, 5,115,892.56 and 2,075,655.44 is: 2,864,167.75
Step by Step Solution
- Step 1: Write the proportion equation
3,707,474.96 : 5,115,892.56 = 2,075,655.44 : x - Step 2: Convert to fraction form
3,707,474.96/5,115,892.56 = 2,075,655.44/x - Step 3: Cross multiply
3,707,474.96x = 5,115,892.56 × 2,075,655.44 - Step 4: Simplify right side
3,707,474.96x = 10,618,830,222,619.53 - Step 5: Solve for x
x = 10,618,830,222,619.53/3,707,474.96 - Step 6: Final answer
x = 2,864,167.75
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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.