Finding the Fourth Proportional to 2,728,313.28, 4,092,786.36 and 906,841.44
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Solution
The fourth proportional to 2,728,313.28, 4,092,786.36 and 906,841.44 is: 1,360,367.34
Step by Step Solution
- Step 1: Write the proportion equation
2,728,313.28 : 4,092,786.36 = 906,841.44 : x - Step 2: Convert to fraction form
2,728,313.28/4,092,786.36 = 906,841.44/x - Step 3: Cross multiply
2,728,313.28x = 4,092,786.36 × 906,841.44 - Step 4: Simplify right side
2,728,313.28x = 3,711,508,276,314.76 - Step 5: Solve for x
x = 3,711,508,276,314.76/2,728,313.28 - Step 6: Final answer
x = 1,360,367.34
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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.