Finding the Fourth Proportional to 2,118,645.49, 3,179,367.92 and 996,801.97
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Solution
The fourth proportional to 2,118,645.49, 3,179,367.92 and 996,801.97 is: 1,495,861.49
Step by Step Solution
- Step 1: Write the proportion equation
2,118,645.49 : 3,179,367.92 = 996,801.97 : x - Step 2: Convert to fraction form
2,118,645.49/3,179,367.92 = 996,801.97/x - Step 3: Cross multiply
2,118,645.49x = 3,179,367.92 × 996,801.97 - Step 4: Simplify right side
2,118,645.49x = 3,169,200,206,010.80 - Step 5: Solve for x
x = 3,169,200,206,010.80/2,118,645.49 - Step 6: Final answer
x = 1,495,861.49
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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.