Finding the Fourth Proportional to 4,792,446.96, 6,613,609.32 and 2,617,005.84
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Solution
The fourth proportional to 4,792,446.96, 6,613,609.32 and 2,617,005.84 is: 3,611,485.81
Step by Step Solution
- Step 1: Write the proportion equation
4,792,446.96 : 6,613,609.32 = 2,617,005.84 : x - Step 2: Convert to fraction form
4,792,446.96/6,613,609.32 = 2,617,005.84/x - Step 3: Cross multiply
4,792,446.96x = 6,613,609.32 × 2,617,005.84 - Step 4: Simplify right side
4,792,446.96x = 17,307,854,213,918.43 - Step 5: Solve for x
x = 17,307,854,213,918.43/4,792,446.96 - Step 6: Final answer
x = 3,611,485.81
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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.