Finding the Fourth Proportional to 6,284,160.81, 8,672,149.26 and 3,567,906.81
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Solution
The fourth proportional to 6,284,160.81, 8,672,149.26 and 3,567,906.81 is: 4,923,715.57
Step by Step Solution
- Step 1: Write the proportion equation
6,284,160.81 : 8,672,149.26 = 3,567,906.81 : x - Step 2: Convert to fraction form
6,284,160.81/8,672,149.26 = 3,567,906.81/x - Step 3: Cross multiply
6,284,160.81x = 8,672,149.26 × 3,567,906.81 - Step 4: Simplify right side
6,284,160.81x = 30,941,420,402,090.46 - Step 5: Solve for x
x = 30,941,420,402,090.46/6,284,160.81 - Step 6: Final answer
x = 4,923,715.57
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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.