Finding the Fourth Proportional to 3,110,716.62, 4,292,570.43 and 1,715,216.22
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Solution
The fourth proportional to 3,110,716.62, 4,292,570.43 and 1,715,216.22 is: 2,366,877.90
Step by Step Solution
- Step 1: Write the proportion equation
3,110,716.62 : 4,292,570.43 = 1,715,216.22 : x - Step 2: Convert to fraction form
3,110,716.62/4,292,570.43 = 1,715,216.22/x - Step 3: Cross multiply
3,110,716.62x = 4,292,570.43 × 1,715,216.22 - Step 4: Simplify right side
3,110,716.62x = 7,362,686,427,028.37 - Step 5: Solve for x
x = 7,362,686,427,028.37/3,110,716.62 - Step 6: Final answer
x = 2,366,877.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.