Finding the Fourth Proportional to 2,825,845.66, 3,899,769.35 and 1,618,854.94
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Solution
The fourth proportional to 2,825,845.66, 3,899,769.35 and 1,618,854.94 is: 2,234,078.44
Step by Step Solution
- Step 1: Write the proportion equation
2,825,845.66 : 3,899,769.35 = 1,618,854.94 : x - Step 2: Convert to fraction form
2,825,845.66/3,899,769.35 = 1,618,854.94/x - Step 3: Cross multiply
2,825,845.66x = 3,899,769.35 × 1,618,854.94 - Step 4: Simplify right side
2,825,845.66x = 6,313,160,877,108.09 - Step 5: Solve for x
x = 6,313,160,877,108.09/2,825,845.66 - Step 6: Final answer
x = 2,234,078.44
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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.