Finding the Fourth Proportional to 1,365,623.12, 1,884,749.64 and 762,050
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Solution
The fourth proportional to 1,365,623.12, 1,884,749.64 and 762,050 is: 1,051,734.88
Step by Step Solution
- Step 1: Write the proportion equation
1,365,623.12 : 1,884,749.64 = 762,050 : x - Step 2: Convert to fraction form
1,365,623.12/1,884,749.64 = 762,050/x - Step 3: Cross multiply
1,365,623.12x = 1,884,749.64 × 762,050 - Step 4: Simplify right side
1,365,623.12x = 1,436,273,463,162 - Step 5: Solve for x
x = 1,436,273,463,162/1,365,623.12 - Step 6: Final answer
x = 1,051,734.88
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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.