Finding the Fourth Proportional to 4,205,910.13, 6,309,006.95 and 1,173,350.05
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Solution
The fourth proportional to 4,205,910.13, 6,309,006.95 and 1,173,350.05 is: 1,760,064.62
Step by Step Solution
- Step 1: Write the proportion equation
4,205,910.13 : 6,309,006.95 = 1,173,350.05 : x - Step 2: Convert to fraction form
4,205,910.13/6,309,006.95 = 1,173,350.05/x - Step 3: Cross multiply
4,205,910.13x = 6,309,006.95 × 1,173,350.05 - Step 4: Simplify right side
4,205,910.13x = 7,402,673,620,232.85 - Step 5: Solve for x
x = 7,402,673,620,232.85/4,205,910.13 - Step 6: Final answer
x = 1,760,064.62
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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.