Finding the Fourth Proportional to 1,409,454.26, 1,945,048.12 and 764,874.44
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Solution
The fourth proportional to 1,409,454.26, 1,945,048.12 and 764,874.44 is: 1,055,527.40
Step by Step Solution
- Step 1: Write the proportion equation
1,409,454.26 : 1,945,048.12 = 764,874.44 : x - Step 2: Convert to fraction form
1,409,454.26/1,945,048.12 = 764,874.44/x - Step 3: Cross multiply
1,409,454.26x = 1,945,048.12 × 764,874.44 - Step 4: Simplify right side
1,409,454.26x = 1,487,717,591,558.05 - Step 5: Solve for x
x = 1,487,717,591,558.05/1,409,454.26 - Step 6: Final answer
x = 1,055,527.40
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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.