Finding the Fourth Proportional to 3,919,013.46, 5,878,891.98 and 1,523,043.18
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Solution
The fourth proportional to 3,919,013.46, 5,878,891.98 and 1,523,043.18 is: 2,284,709.26
Step by Step Solution
- Step 1: Write the proportion equation
3,919,013.46 : 5,878,891.98 = 1,523,043.18 : x - Step 2: Convert to fraction form
3,919,013.46/5,878,891.98 = 1,523,043.18/x - Step 3: Cross multiply
3,919,013.46x = 5,878,891.98 × 1,523,043.18 - Step 4: Simplify right side
3,919,013.46x = 8,953,806,336,095.70 - Step 5: Solve for x
x = 8,953,806,336,095.70/3,919,013.46 - Step 6: Final answer
x = 2,284,709.26
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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.