Finding the Fourth Proportional to 4,517,966.80, 6,770,729.40 and 2,997,326.80
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Solution
The fourth proportional to 4,517,966.80, 6,770,729.40 and 2,997,326.80 is: 4,491,863.17
Step by Step Solution
- Step 1: Write the proportion equation
4,517,966.80 : 6,770,729.40 = 2,997,326.80 : x - Step 2: Convert to fraction form
4,517,966.80/6,770,729.40 = 2,997,326.80/x - Step 3: Cross multiply
4,517,966.80x = 6,770,729.40 × 2,997,326.80 - Step 4: Simplify right side
4,517,966.80x = 20,294,088,686,167.92 - Step 5: Solve for x
x = 20,294,088,686,167.92/4,517,966.80 - Step 6: Final answer
x = 4,491,863.17
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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.