Finding the Fourth Proportional to 2,879,880, 4,320,519.84 and 885,336
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Solution
The fourth proportional to 2,879,880, 4,320,519.84 and 885,336 is: 1,328,219.15
Step by Step Solution
- Step 1: Write the proportion equation
2,879,880 : 4,320,519.84 = 885,336 : x - Step 2: Convert to fraction form
2,879,880/4,320,519.84 = 885,336/x - Step 3: Cross multiply
2,879,880x = 4,320,519.84 × 885,336 - Step 4: Simplify right side
2,879,880x = 3,825,111,753,066.24 - Step 5: Solve for x
x = 3,825,111,753,066.24/2,879,880 - Step 6: Final answer
x = 1,328,219.15
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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.