Finding the Fourth Proportional to 5,162,148.05, 7,743,208.13 and 1,923,611.97
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Solution
The fourth proportional to 5,162,148.05, 7,743,208.13 and 1,923,611.97 is: 2,885,412.76
Step by Step Solution
- Step 1: Write the proportion equation
5,162,148.05 : 7,743,208.13 = 1,923,611.97 : x - Step 2: Convert to fraction form
5,162,148.05/7,743,208.13 = 1,923,611.97/x - Step 3: Cross multiply
5,162,148.05x = 7,743,208.13 × 1,923,611.97 - Step 4: Simplify right side
5,162,148.05x = 14,894,927,835,451.26 - Step 5: Solve for x
x = 14,894,927,835,451.26/5,162,148.05 - Step 6: Final answer
x = 2,885,412.76
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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.