Finding the Fourth Proportional to 1,534,542.75, 2,116,789.97 and 960,586.47
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Solution
The fourth proportional to 1,534,542.75, 2,116,789.97 and 960,586.47 is: 1,325,059.08
Step by Step Solution
- Step 1: Write the proportion equation
1,534,542.75 : 2,116,789.97 = 960,586.47 : x - Step 2: Convert to fraction form
1,534,542.75/2,116,789.97 = 960,586.47/x - Step 3: Cross multiply
1,534,542.75x = 2,116,789.97 × 960,586.47 - Step 4: Simplify right side
1,534,542.75x = 2,033,359,800,210.77 - Step 5: Solve for x
x = 2,033,359,800,210.77/1,534,542.75 - Step 6: Final answer
x = 1,325,059.08
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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.