Finding the Fourth Proportional to 5,405,298.96, 7,459,313.30 and 2,957,910.58
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Solution
The fourth proportional to 5,405,298.96, 7,459,313.30 and 2,957,910.58 is: 4,081,917.00
Step by Step Solution
- Step 1: Write the proportion equation
5,405,298.96 : 7,459,313.30 = 2,957,910.58 : x - Step 2: Convert to fraction form
5,405,298.96/7,459,313.30 = 2,957,910.58/x - Step 3: Cross multiply
5,405,298.96x = 7,459,313.30 × 2,957,910.58 - Step 4: Simplify right side
5,405,298.96x = 22,063,981,729,604.71 - Step 5: Solve for x
x = 22,063,981,729,604.71/5,405,298.96 - Step 6: Final answer
x = 4,081,917.00
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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.