Finding the Fourth Proportional to 5,457,762.97, 7,531,580.88 and 3,010,321.46
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Solution
The fourth proportional to 5,457,762.97, 7,531,580.88 and 3,010,321.46 is: 4,154,170.80
Step by Step Solution
- Step 1: Write the proportion equation
5,457,762.97 : 7,531,580.88 = 3,010,321.46 : x - Step 2: Convert to fraction form
5,457,762.97/7,531,580.88 = 3,010,321.46/x - Step 3: Cross multiply
5,457,762.97x = 7,531,580.88 × 3,010,321.46 - Step 4: Simplify right side
5,457,762.97x = 22,672,479,550,789.68 - Step 5: Solve for x
x = 22,672,479,550,789.68/5,457,762.97 - Step 6: Final answer
x = 4,154,170.80
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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.