Finding the Fourth Proportional to 4,618,847.79, 6,373,896.84 and 2,553,808.95
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Solution
The fourth proportional to 4,618,847.79, 6,373,896.84 and 2,553,808.95 is: 3,524,193.81
Step by Step Solution
- Step 1: Write the proportion equation
4,618,847.79 : 6,373,896.84 = 2,553,808.95 : x - Step 2: Convert to fraction form
4,618,847.79/6,373,896.84 = 2,553,808.95/x - Step 3: Cross multiply
4,618,847.79x = 6,373,896.84 × 2,553,808.95 - Step 4: Simplify right side
4,618,847.79x = 16,277,714,796,368.72 - Step 5: Solve for x
x = 16,277,714,796,368.72/4,618,847.79 - Step 6: Final answer
x = 3,524,193.81
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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.