Finding the Fourth Proportional to 2,109,507.68, 3,165,413.60 and 894,896.64
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Solution
The fourth proportional to 2,109,507.68, 3,165,413.60 and 894,896.64 is: 1,342,833.70
Step by Step Solution
- Step 1: Write the proportion equation
2,109,507.68 : 3,165,413.60 = 894,896.64 : x - Step 2: Convert to fraction form
2,109,507.68/3,165,413.60 = 894,896.64/x - Step 3: Cross multiply
2,109,507.68x = 3,165,413.60 × 894,896.64 - Step 4: Simplify right side
2,109,507.68x = 2,832,717,994,850.30 - Step 5: Solve for x
x = 2,832,717,994,850.30/2,109,507.68 - Step 6: Final answer
x = 1,342,833.70
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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.