Finding the Fourth Proportional to 990,819.62, 1,486,221.48 and 588,797.99
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Solution
The fourth proportional to 990,819.62, 1,486,221.48 and 588,797.99 is: 883,192.26
Step by Step Solution
- Step 1: Write the proportion equation
990,819.62 : 1,486,221.48 = 588,797.99 : x - Step 2: Convert to fraction form
990,819.62/1,486,221.48 = 588,797.99/x - Step 3: Cross multiply
990,819.62x = 1,486,221.48 × 588,797.99 - Step 4: Simplify right side
990,819.62x = 875,084,212,687.72 - Step 5: Solve for x
x = 875,084,212,687.72/990,819.62 - Step 6: Final answer
x = 883,192.26
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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.