Finding the Fourth Proportional to 4,163,349.67, 5,745,641.88 and 2,531,486.80
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Solution
The fourth proportional to 4,163,349.67, 5,745,641.88 and 2,531,486.80 is: 3,493,585.15
Step by Step Solution
- Step 1: Write the proportion equation
4,163,349.67 : 5,745,641.88 = 2,531,486.80 : x - Step 2: Convert to fraction form
4,163,349.67/5,745,641.88 = 2,531,486.80/x - Step 3: Cross multiply
4,163,349.67x = 5,745,641.88 × 2,531,486.80 - Step 4: Simplify right side
4,163,349.67x = 14,545,016,576,747.18 - Step 5: Solve for x
x = 14,545,016,576,747.18/4,163,349.67 - Step 6: Final answer
x = 3,493,585.15
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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.