Finding the Fourth Proportional to 986,489.04, 1,361,382.24 and 599,173.68
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Solution
The fourth proportional to 986,489.04, 1,361,382.24 and 599,173.68 is: 826,876.30
Step by Step Solution
- Step 1: Write the proportion equation
986,489.04 : 1,361,382.24 = 599,173.68 : x - Step 2: Convert to fraction form
986,489.04/1,361,382.24 = 599,173.68/x - Step 3: Cross multiply
986,489.04x = 1,361,382.24 × 599,173.68 - Step 4: Simplify right side
986,489.04x = 815,704,406,627.44 - Step 5: Solve for x
x = 815,704,406,627.44/986,489.04 - Step 6: Final answer
x = 826,876.30
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.