Finding the Fourth Proportional to 5,651,680.28, 7,799,523.54 and 3,237,698.84
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Solution
The fourth proportional to 5,651,680.28, 7,799,523.54 and 3,237,698.84 is: 4,468,141.70
Step by Step Solution
- Step 1: Write the proportion equation
5,651,680.28 : 7,799,523.54 = 3,237,698.84 : x - Step 2: Convert to fraction form
5,651,680.28/7,799,523.54 = 3,237,698.84/x - Step 3: Cross multiply
5,651,680.28x = 7,799,523.54 × 3,237,698.84 - Step 4: Simplify right side
5,651,680.28x = 25,252,508,318,010.69 - Step 5: Solve for x
x = 25,252,508,318,010.69/5,651,680.28 - Step 6: Final answer
x = 4,468,141.70
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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.