Finding the Fourth Proportional to 5,204,971.36, 7,183,084.96 and 2,881,863.88
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Solution
The fourth proportional to 5,204,971.36, 7,183,084.96 and 2,881,863.88 is: 3,977,096.45
Step by Step Solution
- Step 1: Write the proportion equation
5,204,971.36 : 7,183,084.96 = 2,881,863.88 : x - Step 2: Convert to fraction form
5,204,971.36/7,183,084.96 = 2,881,863.88/x - Step 3: Cross multiply
5,204,971.36x = 7,183,084.96 × 2,881,863.88 - Step 4: Simplify right side
5,204,971.36x = 20,700,673,093,195.24 - Step 5: Solve for x
x = 20,700,673,093,195.24/5,204,971.36 - Step 6: Final answer
x = 3,977,096.45
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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.