Finding the Fourth Proportional to 4,579,940.10, 6,320,070.63 and 2,542,618.38
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Solution
The fourth proportional to 4,579,940.10, 6,320,070.63 and 2,542,618.38 is: 3,508,676.40
Step by Step Solution
- Step 1: Write the proportion equation
4,579,940.10 : 6,320,070.63 = 2,542,618.38 : x - Step 2: Convert to fraction form
4,579,940.10/6,320,070.63 = 2,542,618.38/x - Step 3: Cross multiply
4,579,940.10x = 6,320,070.63 × 2,542,618.38 - Step 4: Simplify right side
4,579,940.10x = 16,069,527,746,736.18 - Step 5: Solve for x
x = 16,069,527,746,736.18/4,579,940.10 - Step 6: Final answer
x = 3,508,676.40
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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.