Finding the Fourth Proportional to 2,067,589.41, 2,852,855.28 and 1,207,983.60
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Solution
The fourth proportional to 2,067,589.41, 2,852,855.28 and 1,207,983.60 is: 1,666,773.09
Step by Step Solution
- Step 1: Write the proportion equation
2,067,589.41 : 2,852,855.28 = 1,207,983.60 : x - Step 2: Convert to fraction form
2,067,589.41/2,852,855.28 = 1,207,983.60/x - Step 3: Cross multiply
2,067,589.41x = 2,852,855.28 × 1,207,983.60 - Step 4: Simplify right side
2,067,589.41x = 3,446,202,391,413.41 - Step 5: Solve for x
x = 3,446,202,391,413.41/2,067,589.41 - Step 6: Final answer
x = 1,666,773.09
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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.