Finding the Fourth Proportional to 4,186,768.42, 5,777,724.09 and 2,350,971.46
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Solution
The fourth proportional to 4,186,768.42, 5,777,724.09 and 2,350,971.46 is: 3,244,331.45
Step by Step Solution
- Step 1: Write the proportion equation
4,186,768.42 : 5,777,724.09 = 2,350,971.46 : x - Step 2: Convert to fraction form
4,186,768.42/5,777,724.09 = 2,350,971.46/x - Step 3: Cross multiply
4,186,768.42x = 5,777,724.09 × 2,350,971.46 - Step 4: Simplify right side
4,186,768.42x = 13,583,264,439,344.47 - Step 5: Solve for x
x = 13,583,264,439,344.47/4,186,768.42 - Step 6: Final answer
x = 3,244,331.45
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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.