Finding the Fourth Proportional to 4,979,567.16, 7,457,376.38 and 2,843,175.96
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Solution
The fourth proportional to 4,979,567.16, 7,457,376.38 and 2,843,175.96 is: 4,257,926.96
Step by Step Solution
- Step 1: Write the proportion equation
4,979,567.16 : 7,457,376.38 = 2,843,175.96 : x - Step 2: Convert to fraction form
4,979,567.16/7,457,376.38 = 2,843,175.96/x - Step 3: Cross multiply
4,979,567.16x = 7,457,376.38 × 2,843,175.96 - Step 4: Simplify right side
4,979,567.16x = 21,202,633,248,287.82 - Step 5: Solve for x
x = 21,202,633,248,287.82/4,979,567.16 - Step 6: Final answer
x = 4,257,926.96
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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.