Finding the Fourth Proportional to 1,077,462.05, 1,616,193.05 and 1,023,584.44
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Solution
The fourth proportional to 1,077,462.05, 1,616,193.05 and 1,023,584.44 is: 1,535,376.65
Step by Step Solution
- Step 1: Write the proportion equation
1,077,462.05 : 1,616,193.05 = 1,023,584.44 : x - Step 2: Convert to fraction form
1,077,462.05/1,616,193.05 = 1,023,584.44/x - Step 3: Cross multiply
1,077,462.05x = 1,616,193.05 × 1,023,584.44 - Step 4: Simplify right side
1,077,462.05x = 1,654,310,066,509.60 - Step 5: Solve for x
x = 1,654,310,066,509.60/1,077,462.05 - Step 6: Final answer
x = 1,535,376.65
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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.