Finding the Fourth Proportional to 5,615,082.49, 7,748,819.00 and 3,036,763.26
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Solution
The fourth proportional to 5,615,082.49, 7,748,819.00 and 3,036,763.26 is: 4,190,736.09
Step by Step Solution
- Step 1: Write the proportion equation
5,615,082.49 : 7,748,819.00 = 3,036,763.26 : x - Step 2: Convert to fraction form
5,615,082.49/7,748,819.00 = 3,036,763.26/x - Step 3: Cross multiply
5,615,082.49x = 7,748,819.00 × 3,036,763.26 - Step 4: Simplify right side
5,615,082.49x = 23,531,328,843,793.98 - Step 5: Solve for x
x = 23,531,328,843,793.98/5,615,082.49 - Step 6: Final answer
x = 4,190,736.09
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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.