Finding the Fourth Proportional to 1,544,505.40, 2,318,313.30 and 746,428.60
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Solution
The fourth proportional to 1,544,505.40, 2,318,313.30 and 746,428.60 is: 1,120,394.50
Step by Step Solution
- Step 1: Write the proportion equation
1,544,505.40 : 2,318,313.30 = 746,428.60 : x - Step 2: Convert to fraction form
1,544,505.40/2,318,313.30 = 746,428.60/x - Step 3: Cross multiply
1,544,505.40x = 2,318,313.30 × 746,428.60 - Step 4: Simplify right side
1,544,505.40x = 1,730,455,350,880.38 - Step 5: Solve for x
x = 1,730,455,350,880.38/1,544,505.40 - Step 6: Final answer
x = 1,120,394.50
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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.