Finding the Fourth Proportional to 2,786,614.92, 3,845,156.40 and 1,546,204.68
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Solution
The fourth proportional to 2,786,614.92, 3,845,156.40 and 1,546,204.68 is: 2,133,555.94
Step by Step Solution
- Step 1: Write the proportion equation
2,786,614.92 : 3,845,156.40 = 1,546,204.68 : x - Step 2: Convert to fraction form
2,786,614.92/3,845,156.40 = 1,546,204.68/x - Step 3: Cross multiply
2,786,614.92x = 3,845,156.40 × 1,546,204.68 - Step 4: Simplify right side
2,786,614.92x = 5,945,398,821,011.95 - Step 5: Solve for x
x = 5,945,398,821,011.95/2,786,614.92 - Step 6: Final answer
x = 2,133,555.94
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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.