Finding the Fourth Proportional to 5,817,479.43, 8,704,961.26 and 3,422,451.99
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Solution
The fourth proportional to 5,817,479.43, 8,704,961.26 and 3,422,451.99 is: 5,121,171.87
Step by Step Solution
- Step 1: Write the proportion equation
5,817,479.43 : 8,704,961.26 = 3,422,451.99 : x - Step 2: Convert to fraction form
5,817,479.43/8,704,961.26 = 3,422,451.99/x - Step 3: Cross multiply
5,817,479.43x = 8,704,961.26 × 3,422,451.99 - Step 4: Simplify right side
5,817,479.43x = 29,792,311,987,159.91 - Step 5: Solve for x
x = 29,792,311,987,159.91/5,817,479.43 - Step 6: Final answer
x = 5,121,171.87
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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.