Finding the Fourth Proportional to 4,491,257.48, 6,736,939.67 and 1,252,598.09
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Solution
The fourth proportional to 4,491,257.48, 6,736,939.67 and 1,252,598.09 is: 1,878,912.04
Step by Step Solution
- Step 1: Write the proportion equation
4,491,257.48 : 6,736,939.67 = 1,252,598.09 : x - Step 2: Convert to fraction form
4,491,257.48/6,736,939.67 = 1,252,598.09/x - Step 3: Cross multiply
4,491,257.48x = 6,736,939.67 × 1,252,598.09 - Step 4: Simplify right side
4,491,257.48x = 8,438,677,763,087.23 - Step 5: Solve for x
x = 8,438,677,763,087.23/4,491,257.48 - Step 6: Final answer
x = 1,878,912.04
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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.