Finding the Fourth Proportional to 5,727,770.40, 7,904,171.52 and 3,114,192
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Solution
The fourth proportional to 5,727,770.40, 7,904,171.52 and 3,114,192 is: 4,297,502.52
Step by Step Solution
- Step 1: Write the proportion equation
5,727,770.40 : 7,904,171.52 = 3,114,192 : x - Step 2: Convert to fraction form
5,727,770.40/7,904,171.52 = 3,114,192/x - Step 3: Cross multiply
5,727,770.40x = 7,904,171.52 × 3,114,192 - Step 4: Simplify right side
5,727,770.40x = 24,615,107,714,211.84 - Step 5: Solve for x
x = 24,615,107,714,211.84/5,727,770.40 - Step 6: Final answer
x = 4,297,502.52
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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.