Finding the Fourth Proportional to 5,731,558.74, 7,906,266.46 and 3,581,650.26
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Solution
The fourth proportional to 5,731,558.74, 7,906,266.46 and 3,581,650.26 is: 4,940,624.81
Step by Step Solution
- Step 1: Write the proportion equation
5,731,558.74 : 7,906,266.46 = 3,581,650.26 : x - Step 2: Convert to fraction form
5,731,558.74/7,906,266.46 = 3,581,650.26/x - Step 3: Cross multiply
5,731,558.74x = 7,906,266.46 × 3,581,650.26 - Step 4: Simplify right side
5,731,558.74x = 28,317,481,322,088.28 - Step 5: Solve for x
x = 28,317,481,322,088.28/5,731,558.74 - Step 6: Final answer
x = 4,940,624.81
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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.