Finding the Fourth Proportional to 4,341,266.28, 6,511,954.50 and 1,644,867.20
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Solution
The fourth proportional to 4,341,266.28, 6,511,954.50 and 1,644,867.20 is: 2,467,321.67
Step by Step Solution
- Step 1: Write the proportion equation
4,341,266.28 : 6,511,954.50 = 1,644,867.20 : x - Step 2: Convert to fraction form
4,341,266.28/6,511,954.50 = 1,644,867.20/x - Step 3: Cross multiply
4,341,266.28x = 6,511,954.50 × 1,644,867.20 - Step 4: Simplify right side
4,341,266.28x = 10,711,300,381,222.29 - Step 5: Solve for x
x = 10,711,300,381,222.29/4,341,266.28 - Step 6: Final answer
x = 2,467,321.67
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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.