Finding the Fourth Proportional to 3,954,814.99, 5,457,687.71 and 2,323,291.12
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Solution
The fourth proportional to 3,954,814.99, 5,457,687.71 and 2,323,291.12 is: 3,206,167.02
Step by Step Solution
- Step 1: Write the proportion equation
3,954,814.99 : 5,457,687.71 = 2,323,291.12 : x - Step 2: Convert to fraction form
3,954,814.99/5,457,687.71 = 2,323,291.12/x - Step 3: Cross multiply
3,954,814.99x = 5,457,687.71 × 2,323,291.12 - Step 4: Simplify right side
3,954,814.99x = 12,679,797,367,115.46 - Step 5: Solve for x
x = 12,679,797,367,115.46/3,954,814.99 - Step 6: Final answer
x = 3,206,167.02
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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.