Finding the Fourth Proportional to 5,396,302.08, 7,446,012.89 and 3,190,858.38
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Solution
The fourth proportional to 5,396,302.08, 7,446,012.89 and 3,190,858.38 is: 4,402,861.86
Step by Step Solution
- Step 1: Write the proportion equation
5,396,302.08 : 7,446,012.89 = 3,190,858.38 : x - Step 2: Convert to fraction form
5,396,302.08/7,446,012.89 = 3,190,858.38/x - Step 3: Cross multiply
5,396,302.08x = 7,446,012.89 × 3,190,858.38 - Step 4: Simplify right side
5,396,302.08x = 23,759,172,611,690.23 - Step 5: Solve for x
x = 23,759,172,611,690.23/5,396,302.08 - Step 6: Final answer
x = 4,402,861.86
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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.