Finding the Fourth Proportional to 1,672,314.14, 2,305,597.48 and 1,206,777.32
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Solution
The fourth proportional to 1,672,314.14, 2,305,597.48 and 1,206,777.32 is: 1,663,768.00
Step by Step Solution
- Step 1: Write the proportion equation
1,672,314.14 : 2,305,597.48 = 1,206,777.32 : x - Step 2: Convert to fraction form
1,672,314.14/2,305,597.48 = 1,206,777.32/x - Step 3: Cross multiply
1,672,314.14x = 2,305,597.48 × 1,206,777.32 - Step 4: Simplify right side
1,672,314.14x = 2,782,342,747,913.15 - Step 5: Solve for x
x = 2,782,342,747,913.15/1,672,314.14 - Step 6: Final answer
x = 1,663,768.00
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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.