Finding the Fourth Proportional to 4,879,213.31, 6,733,354.48 and 2,703,792.79
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Solution
The fourth proportional to 4,879,213.31, 6,733,354.48 and 2,703,792.79 is: 3,731,256.28
Step by Step Solution
- Step 1: Write the proportion equation
4,879,213.31 : 6,733,354.48 = 2,703,792.79 : x - Step 2: Convert to fraction form
4,879,213.31/6,733,354.48 = 2,703,792.79/x - Step 3: Cross multiply
4,879,213.31x = 6,733,354.48 × 2,703,792.79 - Step 4: Simplify right side
4,879,213.31x = 18,205,595,295,538.20 - Step 5: Solve for x
x = 18,205,595,295,538.20/4,879,213.31 - Step 6: Final answer
x = 3,731,256.28
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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.