Finding the Fourth Proportional to 1,039,528.14, 1,559,914.29 and 448,552.14
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Solution
The fourth proportional to 1,039,528.14, 1,559,914.29 and 448,552.14 is: 673,096.63
Step by Step Solution
- Step 1: Write the proportion equation
1,039,528.14 : 1,559,914.29 = 448,552.14 : x - Step 2: Convert to fraction form
1,039,528.14/1,559,914.29 = 448,552.14/x - Step 3: Cross multiply
1,039,528.14x = 1,559,914.29 × 448,552.14 - Step 4: Simplify right side
1,039,528.14x = 699,702,892,996.08 - Step 5: Solve for x
x = 699,702,892,996.08/1,039,528.14 - Step 6: Final answer
x = 673,096.63
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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.