Finding the Fourth Proportional to 1,649,877.20, 2,474,815.80 and 1,450,422.80
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Solution
The fourth proportional to 1,649,877.20, 2,474,815.80 and 1,450,422.80 is: 2,175,634.20
Step by Step Solution
- Step 1: Write the proportion equation
1,649,877.20 : 2,474,815.80 = 1,450,422.80 : x - Step 2: Convert to fraction form
1,649,877.20/2,474,815.80 = 1,450,422.80/x - Step 3: Cross multiply
1,649,877.20x = 2,474,815.80 × 1,450,422.80 - Step 4: Simplify right side
1,649,877.20x = 3,589,529,262,120.24 - Step 5: Solve for x
x = 3,589,529,262,120.24/1,649,877.20 - Step 6: Final answer
x = 2,175,634.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.