Finding the Fourth Proportional to 3,663,432.28, 5,491,270 and 1,232,271.12
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Solution
The fourth proportional to 3,663,432.28, 5,491,270 and 1,232,271.12 is: 1,847,102.09
Step by Step Solution
- Step 1: Write the proportion equation
3,663,432.28 : 5,491,270 = 1,232,271.12 : x - Step 2: Convert to fraction form
3,663,432.28/5,491,270 = 1,232,271.12/x - Step 3: Cross multiply
3,663,432.28x = 5,491,270 × 1,232,271.12 - Step 4: Simplify right side
3,663,432.28x = 6,766,733,433,122.40 - Step 5: Solve for x
x = 6,766,733,433,122.40/3,663,432.28 - Step 6: Final answer
x = 1,847,102.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.