Finding the Fourth Proportional to 3,206,543.75, 4,425,101.97 and 1,829,860.05
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Solution
The fourth proportional to 3,206,543.75, 4,425,101.97 and 1,829,860.05 is: 2,525,247.73
Step by Step Solution
- Step 1: Write the proportion equation
3,206,543.75 : 4,425,101.97 = 1,829,860.05 : x - Step 2: Convert to fraction form
3,206,543.75/4,425,101.97 = 1,829,860.05/x - Step 3: Cross multiply
3,206,543.75x = 4,425,101.97 × 1,829,860.05 - Step 4: Simplify right side
3,206,543.75x = 8,097,317,302,930.00 - Step 5: Solve for x
x = 8,097,317,302,930.00/3,206,543.75 - Step 6: Final answer
x = 2,525,247.73
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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.