Finding the Fourth Proportional to 4,727,714.55, 7,080,203.26 and 2,699,812.14
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Solution
The fourth proportional to 4,727,714.55, 7,080,203.26 and 2,699,812.14 is: 4,043,226.07
Step by Step Solution
- Step 1: Write the proportion equation
4,727,714.55 : 7,080,203.26 = 2,699,812.14 : x - Step 2: Convert to fraction form
4,727,714.55/7,080,203.26 = 2,699,812.14/x - Step 3: Cross multiply
4,727,714.55x = 7,080,203.26 × 2,699,812.14 - Step 4: Simplify right side
4,727,714.55x = 19,115,218,715,015.58 - Step 5: Solve for x
x = 19,115,218,715,015.58/4,727,714.55 - Step 6: Final answer
x = 4,043,226.07
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1.5x scale
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.