Finding the Fourth Proportional to 2,891,194.40, 4,336,791.60 and 869,750.30
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Solution
The fourth proportional to 2,891,194.40, 4,336,791.60 and 869,750.30 is: 1,304,625.45
Step by Step Solution
- Step 1: Write the proportion equation
2,891,194.40 : 4,336,791.60 = 869,750.30 : x - Step 2: Convert to fraction form
2,891,194.40/4,336,791.60 = 869,750.30/x - Step 3: Cross multiply
2,891,194.40x = 4,336,791.60 × 869,750.30 - Step 4: Simplify right side
2,891,194.40x = 3,771,925,795,137.48 - Step 5: Solve for x
x = 3,771,925,795,137.48/2,891,194.40 - Step 6: Final answer
x = 1,304,625.45
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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.