Finding the Fourth Proportional to 3,062,108.67, 4,225,676.61 and 1,685,422.95
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Solution
The fourth proportional to 3,062,108.67, 4,225,676.61 and 1,685,422.95 is: 2,325,865.31
Step by Step Solution
- Step 1: Write the proportion equation
3,062,108.67 : 4,225,676.61 = 1,685,422.95 : x - Step 2: Convert to fraction form
3,062,108.67/4,225,676.61 = 1,685,422.95/x - Step 3: Cross multiply
3,062,108.67x = 4,225,676.61 × 1,685,422.95 - Step 4: Simplify right side
3,062,108.67x = 7,122,052,337,772.20 - Step 5: Solve for x
x = 7,122,052,337,772.20/3,062,108.67 - Step 6: Final answer
x = 2,325,865.31
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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.