Finding the Fourth Proportional to 1,759,728.42, 2,428,425.18 and 954,912.42
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Solution
The fourth proportional to 1,759,728.42, 2,428,425.18 and 954,912.42 is: 1,317,779.12
Step by Step Solution
- Step 1: Write the proportion equation
1,759,728.42 : 2,428,425.18 = 954,912.42 : x - Step 2: Convert to fraction form
1,759,728.42/2,428,425.18 = 954,912.42/x - Step 3: Cross multiply
1,759,728.42x = 2,428,425.18 × 954,912.42 - Step 4: Simplify right side
1,759,728.42x = 2,318,933,365,422.74 - Step 5: Solve for x
x = 2,318,933,365,422.74/1,759,728.42 - Step 6: Final answer
x = 1,317,779.12
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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.