Finding the Fourth Proportional to 5,651,672.28, 7,799,512.50 and 3,237,690.84
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Solution
The fourth proportional to 5,651,672.28, 7,799,512.50 and 3,237,690.84 is: 4,468,130.66
Step by Step Solution
- Step 1: Write the proportion equation
5,651,672.28 : 7,799,512.50 = 3,237,690.84 : x - Step 2: Convert to fraction form
5,651,672.28/7,799,512.50 = 3,237,690.84/x - Step 3: Cross multiply
5,651,672.28x = 7,799,512.50 × 3,237,690.84 - Step 4: Simplify right side
5,651,672.28x = 25,252,410,177,715.50 - Step 5: Solve for x
x = 25,252,410,177,715.50/5,651,672.28 - Step 6: Final answer
x = 4,468,130.66
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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.