Finding the Fourth Proportional to 4,680,354.99, 7,023,123.05 and 2,284,219.47
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Solution
The fourth proportional to 4,680,354.99, 7,023,123.05 and 2,284,219.47 is: 3,427,593.51
Step by Step Solution
- Step 1: Write the proportion equation
4,680,354.99 : 7,023,123.05 = 2,284,219.47 : x - Step 2: Convert to fraction form
4,680,354.99/7,023,123.05 = 2,284,219.47/x - Step 3: Cross multiply
4,680,354.99x = 7,023,123.05 × 2,284,219.47 - Step 4: Simplify right side
4,680,354.99x = 16,042,354,399,594.69 - Step 5: Solve for x
x = 16,042,354,399,594.69/4,680,354.99 - Step 6: Final answer
x = 3,427,593.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.