Finding the Fourth Proportional to 2,093,223.99, 2,889,098.78 and 1,277,252.40
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Solution
The fourth proportional to 2,093,223.99, 2,889,098.78 and 1,277,252.40 is: 1,762,882.69
Step by Step Solution
- Step 1: Write the proportion equation
2,093,223.99 : 2,889,098.78 = 1,277,252.40 : x - Step 2: Convert to fraction form
2,093,223.99/2,889,098.78 = 1,277,252.40/x - Step 3: Cross multiply
2,093,223.99x = 2,889,098.78 × 1,277,252.40 - Step 4: Simplify right side
2,093,223.99x = 3,690,108,344,205.81 - Step 5: Solve for x
x = 3,690,108,344,205.81/2,093,223.99 - Step 6: Final answer
x = 1,762,882.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.