Finding the Fourth Proportional to 1,511,153.75, 2,266,728.18 and 1,036,399.79
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Solution
The fourth proportional to 1,511,153.75, 2,266,728.18 and 1,036,399.79 is: 1,554,598.01
Step by Step Solution
- Step 1: Write the proportion equation
1,511,153.75 : 2,266,728.18 = 1,036,399.79 : x - Step 2: Convert to fraction form
1,511,153.75/2,266,728.18 = 1,036,399.79/x - Step 3: Cross multiply
1,511,153.75x = 2,266,728.18 × 1,036,399.79 - Step 4: Simplify right side
1,511,153.75x = 2,349,236,598,405.44 - Step 5: Solve for x
x = 2,349,236,598,405.44/1,511,153.75 - Step 6: Final answer
x = 1,554,598.01
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1.5x scale
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.