Finding the Fourth Proportional to 2,808,795, 4,213,824.84 and 889,821.84
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Solution
The fourth proportional to 2,808,795, 4,213,824.84 and 889,821.84 is: 1,334,933.08
Step by Step Solution
- Step 1: Write the proportion equation
2,808,795 : 4,213,824.84 = 889,821.84 : x - Step 2: Convert to fraction form
2,808,795/4,213,824.84 = 889,821.84/x - Step 3: Cross multiply
2,808,795x = 4,213,824.84 × 889,821.84 - Step 4: Simplify right side
2,808,795x = 3,749,553,372,566.51 - Step 5: Solve for x
x = 3,749,553,372,566.51/2,808,795 - Step 6: Final answer
x = 1,334,933.08
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1.5x scale
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.