Finding the Fourth Proportional to 2,183,950.20, 3,275,925.30 and 1,617,079.80
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Solution
The fourth proportional to 2,183,950.20, 3,275,925.30 and 1,617,079.80 is: 2,425,619.70
Step by Step Solution
- Step 1: Write the proportion equation
2,183,950.20 : 3,275,925.30 = 1,617,079.80 : x - Step 2: Convert to fraction form
2,183,950.20/3,275,925.30 = 1,617,079.80/x - Step 3: Cross multiply
2,183,950.20x = 3,275,925.30 × 1,617,079.80 - Step 4: Simplify right side
2,183,950.20x = 5,297,432,628,938.94 - Step 5: Solve for x
x = 5,297,432,628,938.94/2,183,950.20 - Step 6: Final answer
x = 2,425,619.70
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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.