Finding the Fourth Proportional to 2,458,302.32, 3,688,515.68 and 1,319,734.97
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Solution
The fourth proportional to 2,458,302.32, 3,688,515.68 and 1,319,734.97 is: 1,980,172.70
Step by Step Solution
- Step 1: Write the proportion equation
2,458,302.32 : 3,688,515.68 = 1,319,734.97 : x - Step 2: Convert to fraction form
2,458,302.32/3,688,515.68 = 1,319,734.97/x - Step 3: Cross multiply
2,458,302.32x = 3,688,515.68 × 1,319,734.97 - Step 4: Simplify right side
2,458,302.32x = 4,867,863,147,251.42 - Step 5: Solve for x
x = 4,867,863,147,251.42/2,458,302.32 - Step 6: Final answer
x = 1,980,172.70
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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.