Finding the Fourth Proportional to 3,802,318.28, 5,703,481.55 and 962,430.43
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Solution
The fourth proportional to 3,802,318.28, 5,703,481.55 and 962,430.43 is: 1,443,646.70
Step by Step Solution
- Step 1: Write the proportion equation
3,802,318.28 : 5,703,481.55 = 962,430.43 : x - Step 2: Convert to fraction form
3,802,318.28/5,703,481.55 = 962,430.43/x - Step 3: Cross multiply
3,802,318.28x = 5,703,481.55 × 962,430.43 - Step 4: Simplify right side
3,802,318.28x = 5,489,204,215,546.01 - Step 5: Solve for x
x = 5,489,204,215,546.01/3,802,318.28 - Step 6: Final answer
x = 1,443,646.70
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1.5x scale
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.