Finding the Fourth Proportional to 4,886,704.61, 6,743,653.25 and 2,711,242.54
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Solution
The fourth proportional to 4,886,704.61, 6,743,653.25 and 2,711,242.54 is: 3,741,515.20
Step by Step Solution
- Step 1: Write the proportion equation
4,886,704.61 : 6,743,653.25 = 2,711,242.54 : x - Step 2: Convert to fraction form
4,886,704.61/6,743,653.25 = 2,711,242.54/x - Step 3: Cross multiply
4,886,704.61x = 6,743,653.25 × 2,711,242.54 - Step 4: Simplify right side
4,886,704.61x = 18,283,679,566,409.25 - Step 5: Solve for x
x = 18,283,679,566,409.25/4,886,704.61 - Step 6: Final answer
x = 3,741,515.20
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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.