Finding the Fourth Proportional to 4,011,814.92, 5,534,957.70 and 2,291,717.28
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Solution
The fourth proportional to 4,011,814.92, 5,534,957.70 and 2,291,717.28 is: 3,161,800.45
Step by Step Solution
- Step 1: Write the proportion equation
4,011,814.92 : 5,534,957.70 = 2,291,717.28 : x - Step 2: Convert to fraction form
4,011,814.92/5,534,957.70 = 2,291,717.28/x - Step 3: Cross multiply
4,011,814.92x = 5,534,957.70 × 2,291,717.28 - Step 4: Simplify right side
4,011,814.92x = 12,684,558,205,159.05 - Step 5: Solve for x
x = 12,684,558,205,159.05/4,011,814.92 - Step 6: Final answer
x = 3,161,800.45
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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.