Finding the Fourth Proportional to 3,957,219.68, 5,936,260.08 and 1,260,911.12
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Solution
The fourth proportional to 3,957,219.68, 5,936,260.08 and 1,260,911.12 is: 1,891,503.87
Step by Step Solution
- Step 1: Write the proportion equation
3,957,219.68 : 5,936,260.08 = 1,260,911.12 : x - Step 2: Convert to fraction form
3,957,219.68/5,936,260.08 = 1,260,911.12/x - Step 3: Cross multiply
3,957,219.68x = 5,936,260.08 × 1,260,911.12 - Step 4: Simplify right side
3,957,219.68x = 7,485,096,346,084.09 - Step 5: Solve for x
x = 7,485,096,346,084.09/3,957,219.68 - Step 6: Final answer
x = 1,891,503.87
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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.