Finding the Fourth Proportional to 995,376.70, 1,493,065.05 and 746,544.70
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Solution
The fourth proportional to 995,376.70, 1,493,065.05 and 746,544.70 is: 1,119,817.05
Step by Step Solution
- Step 1: Write the proportion equation
995,376.70 : 1,493,065.05 = 746,544.70 : x - Step 2: Convert to fraction form
995,376.70/1,493,065.05 = 746,544.70/x - Step 3: Cross multiply
995,376.70x = 1,493,065.05 × 746,544.70 - Step 4: Simplify right side
995,376.70x = 1,114,639,799,832.73 - Step 5: Solve for x
x = 1,114,639,799,832.73/995,376.70 - Step 6: Final answer
x = 1,119,817.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.