Finding the Fourth Proportional to 2,486,019.42, 3,729,590.19 and 757,043.91
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Solution
The fourth proportional to 2,486,019.42, 3,729,590.19 and 757,043.91 is: 1,135,736.72
Step by Step Solution
- Step 1: Write the proportion equation
2,486,019.42 : 3,729,590.19 = 757,043.91 : x - Step 2: Convert to fraction form
2,486,019.42/3,729,590.19 = 757,043.91/x - Step 3: Cross multiply
2,486,019.42x = 3,729,590.19 × 757,043.91 - Step 4: Simplify right side
2,486,019.42x = 2,823,463,540,135.24 - Step 5: Solve for x
x = 2,823,463,540,135.24/2,486,019.42 - Step 6: Final answer
x = 1,135,736.72
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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.