Finding the Fourth Proportional to 2,159,363.21, 3,239,035.58 and 879,685.27
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Solution
The fourth proportional to 2,159,363.21, 3,239,035.58 and 879,685.27 is: 1,319,524.14
Step by Step Solution
- Step 1: Write the proportion equation
2,159,363.21 : 3,239,035.58 = 879,685.27 : x - Step 2: Convert to fraction form
2,159,363.21/3,239,035.58 = 879,685.27/x - Step 3: Cross multiply
2,159,363.21x = 3,239,035.58 × 879,685.27 - Step 4: Simplify right side
2,159,363.21x = 2,849,331,882,833.53 - Step 5: Solve for x
x = 2,849,331,882,833.53/2,159,363.21 - Step 6: Final answer
x = 1,319,524.14
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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.