Finding the Fourth Proportional to 4,152,492.40, 6,229,613.40 and 1,312,891.60
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Solution
The fourth proportional to 4,152,492.40, 6,229,613.40 and 1,312,891.60 is: 1,969,613.99
Step by Step Solution
- Step 1: Write the proportion equation
4,152,492.40 : 6,229,613.40 = 1,312,891.60 : x - Step 2: Convert to fraction form
4,152,492.40/6,229,613.40 = 1,312,891.60/x - Step 3: Cross multiply
4,152,492.40x = 6,229,613.40 × 1,312,891.60 - Step 4: Simplify right side
4,152,492.40x = 8,178,807,104,107.44 - Step 5: Solve for x
x = 8,178,807,104,107.44/4,152,492.40 - Step 6: Final answer
x = 1,969,613.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.