Finding the Fourth Proportional to 2,043,392.76, 2,820,103.49 and 1,125,715.94
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Solution
The fourth proportional to 2,043,392.76, 2,820,103.49 and 1,125,715.94 is: 1,553,610.01
Step by Step Solution
- Step 1: Write the proportion equation
2,043,392.76 : 2,820,103.49 = 1,125,715.94 : x - Step 2: Convert to fraction form
2,043,392.76/2,820,103.49 = 1,125,715.94/x - Step 3: Cross multiply
2,043,392.76x = 2,820,103.49 × 1,125,715.94 - Step 4: Simplify right side
2,043,392.76x = 3,174,635,451,142.63 - Step 5: Solve for x
x = 3,174,635,451,142.63/2,043,392.76 - Step 6: Final answer
x = 1,553,610.01
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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.