Finding the Fourth Proportional to 5,083,793.69, 7,625,689.01 and 1,489,559.63
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Solution
The fourth proportional to 5,083,793.69, 7,625,689.01 and 1,489,559.63 is: 2,234,338.99
Step by Step Solution
- Step 1: Write the proportion equation
5,083,793.69 : 7,625,689.01 = 1,489,559.63 : x - Step 2: Convert to fraction form
5,083,793.69/7,625,689.01 = 1,489,559.63/x - Step 3: Cross multiply
5,083,793.69x = 7,625,689.01 × 1,489,559.63 - Step 4: Simplify right side
5,083,793.69x = 11,358,918,460,240.27 - Step 5: Solve for x
x = 11,358,918,460,240.27/5,083,793.69 - Step 6: Final answer
x = 2,234,338.99
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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.