Finding the Fourth Proportional to 5,197,743.14, 7,797,149.51 and 1,962,006.17
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Solution
The fourth proportional to 5,197,743.14, 7,797,149.51 and 1,962,006.17 is: 2,943,211.12
Step by Step Solution
- Step 1: Write the proportion equation
5,197,743.14 : 7,797,149.51 = 1,962,006.17 : x - Step 2: Convert to fraction form
5,197,743.14/7,797,149.51 = 1,962,006.17/x - Step 3: Cross multiply
5,197,743.14x = 7,797,149.51 × 1,962,006.17 - Step 4: Simplify right side
5,197,743.14x = 15,298,055,398,236.70 - Step 5: Solve for x
x = 15,298,055,398,236.70/5,197,743.14 - Step 6: Final answer
x = 2,943,211.12
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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.