Finding the Fourth Proportional to 4,853,080.20, 7,279,620.30 and 1,486,849.80
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Solution
The fourth proportional to 4,853,080.20, 7,279,620.30 and 1,486,849.80 is: 2,230,274.70
Step by Step Solution
- Step 1: Write the proportion equation
4,853,080.20 : 7,279,620.30 = 1,486,849.80 : x - Step 2: Convert to fraction form
4,853,080.20/7,279,620.30 = 1,486,849.80/x - Step 3: Cross multiply
4,853,080.20x = 7,279,620.30 × 1,486,849.80 - Step 4: Simplify right side
4,853,080.20x = 10,823,701,987,130.94 - Step 5: Solve for x
x = 10,823,701,987,130.94/4,853,080.20 - Step 6: Final answer
x = 2,230,274.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.