Finding the Fourth Proportional to 2,007,656.72, 2,770,531.80 and 1,102,232.24
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Solution
The fourth proportional to 2,007,656.72, 2,770,531.80 and 1,102,232.24 is: 1,521,061.56
Step by Step Solution
- Step 1: Write the proportion equation
2,007,656.72 : 2,770,531.80 = 1,102,232.24 : x - Step 2: Convert to fraction form
2,007,656.72/2,770,531.80 = 1,102,232.24/x - Step 3: Cross multiply
2,007,656.72x = 2,770,531.80 × 1,102,232.24 - Step 4: Simplify right side
2,007,656.72x = 3,053,769,471,905.23 - Step 5: Solve for x
x = 3,053,769,471,905.23/2,007,656.72 - Step 6: Final answer
x = 1,521,061.56
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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.