Finding the Fourth Proportional to 2,842,694.06, 3,922,911.41 and 1,618,999.52
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Solution
The fourth proportional to 2,842,694.06, 3,922,911.41 and 1,618,999.52 is: 2,234,215.69
Step by Step Solution
- Step 1: Write the proportion equation
2,842,694.06 : 3,922,911.41 = 1,618,999.52 : x - Step 2: Convert to fraction form
2,842,694.06/3,922,911.41 = 1,618,999.52/x - Step 3: Cross multiply
2,842,694.06x = 3,922,911.41 × 1,618,999.52 - Step 4: Simplify right side
2,842,694.06x = 6,351,191,662,082.97 - Step 5: Solve for x
x = 6,351,191,662,082.97/2,842,694.06 - Step 6: Final answer
x = 2,234,215.69
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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.