Finding the Fourth Proportional to 5,114,614.68, 7,058,205 and 2,791,486.08
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Solution
The fourth proportional to 5,114,614.68, 7,058,205 and 2,791,486.08 is: 3,852,270.84
Step by Step Solution
- Step 1: Write the proportion equation
5,114,614.68 : 7,058,205 = 2,791,486.08 : x - Step 2: Convert to fraction form
5,114,614.68/7,058,205 = 2,791,486.08/x - Step 3: Cross multiply
5,114,614.68x = 7,058,205 × 2,791,486.08 - Step 4: Simplify right side
5,114,614.68x = 19,702,881,007,286.40 - Step 5: Solve for x
x = 19,702,881,007,286.40/5,114,614.68 - Step 6: Final answer
x = 3,852,270.84
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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.