Finding the Fourth Proportional to 2,256,510.15, 3,381,582.53 and 1,246,086.99
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Solution
The fourth proportional to 2,256,510.15, 3,381,582.53 and 1,246,086.99 is: 1,867,372.94
Step by Step Solution
- Step 1: Write the proportion equation
2,256,510.15 : 3,381,582.53 = 1,246,086.99 : x - Step 2: Convert to fraction form
2,256,510.15/3,381,582.53 = 1,246,086.99/x - Step 3: Cross multiply
2,256,510.15x = 3,381,582.53 × 1,246,086.99 - Step 4: Simplify right side
2,256,510.15x = 4,213,745,999,359.50 - Step 5: Solve for x
x = 4,213,745,999,359.50/2,256,510.15 - Step 6: Final answer
x = 1,867,372.94
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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.