Finding the Fourth Proportional to 5,677,797.20, 8,517,732.60 and 2,312,344.40
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Solution
The fourth proportional to 5,677,797.20, 8,517,732.60 and 2,312,344.40 is: 3,468,938.85
Step by Step Solution
- Step 1: Write the proportion equation
5,677,797.20 : 8,517,732.60 = 2,312,344.40 : x - Step 2: Convert to fraction form
5,677,797.20/8,517,732.60 = 2,312,344.40/x - Step 3: Cross multiply
5,677,797.20x = 8,517,732.60 × 2,312,344.40 - Step 4: Simplify right side
5,677,797.20x = 19,695,931,278,307.44 - Step 5: Solve for x
x = 19,695,931,278,307.44/5,677,797.20 - Step 6: Final answer
x = 3,468,938.85
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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.