Finding the Fourth Proportional to 1,483,327.20, 2,224,861.20 and 486,055.20
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Solution
The fourth proportional to 1,483,327.20, 2,224,861.20 and 486,055.20 is: 729,040.33
Step by Step Solution
- Step 1: Write the proportion equation
1,483,327.20 : 2,224,861.20 = 486,055.20 : x - Step 2: Convert to fraction form
1,483,327.20/2,224,861.20 = 486,055.20/x - Step 3: Cross multiply
1,483,327.20x = 2,224,861.20 × 486,055.20 - Step 4: Simplify right side
1,483,327.20x = 1,081,405,355,538.24 - Step 5: Solve for x
x = 1,081,405,355,538.24/1,483,327.20 - Step 6: Final answer
x = 729,040.33
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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.