Finding the Fourth Proportional to 2,171,620.26, 3,257,455.47 and 655,316.33
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Solution
The fourth proportional to 2,171,620.26, 3,257,455.47 and 655,316.33 is: 982,982.06
Step by Step Solution
- Step 1: Write the proportion equation
2,171,620.26 : 3,257,455.47 = 655,316.33 : x - Step 2: Convert to fraction form
2,171,620.26/3,257,455.47 = 655,316.33/x - Step 3: Cross multiply
2,171,620.26x = 3,257,455.47 × 655,316.33 - Step 4: Simplify right side
2,171,620.26x = 2,134,663,747,451.55 - Step 5: Solve for x
x = 2,134,663,747,451.55/2,171,620.26 - Step 6: Final answer
x = 982,982.06
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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.