Finding the Fourth Proportional to 2,252,811.30, 3,379,238.19 and 546,969.75
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Solution
The fourth proportional to 2,252,811.30, 3,379,238.19 and 546,969.75 is: 820,459.78
Step by Step Solution
- Step 1: Write the proportion equation
2,252,811.30 : 3,379,238.19 = 546,969.75 : x - Step 2: Convert to fraction form
2,252,811.30/3,379,238.19 = 546,969.75/x - Step 3: Cross multiply
2,252,811.30x = 3,379,238.19 × 546,969.75 - Step 4: Simplify right side
2,252,811.30x = 1,848,341,067,974.75 - Step 5: Solve for x
x = 1,848,341,067,974.75/2,252,811.30 - Step 6: Final answer
x = 820,459.78
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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.