Finding the Fourth Proportional to 5,496,921.83, 8,245,446.21 and 1,658,777.49
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Solution
The fourth proportional to 5,496,921.83, 8,245,446.21 and 1,658,777.49 is: 2,488,185.39
Step by Step Solution
- Step 1: Write the proportion equation
5,496,921.83 : 8,245,446.21 = 1,658,777.49 : x - Step 2: Convert to fraction form
5,496,921.83/8,245,446.21 = 1,658,777.49/x - Step 3: Cross multiply
5,496,921.83x = 8,245,446.21 × 1,658,777.49 - Step 4: Simplify right side
5,496,921.83x = 13,677,360,568,153.81 - Step 5: Solve for x
x = 13,677,360,568,153.81/5,496,921.83 - Step 6: Final answer
x = 2,488,185.39
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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.