Finding the Fourth Proportional to 3,654,210.66, 5,481,285.74 and 2,856,163.02
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Solution
The fourth proportional to 3,654,210.66, 5,481,285.74 and 2,856,163.02 is: 4,284,220.88
Step by Step Solution
- Step 1: Write the proportion equation
3,654,210.66 : 5,481,285.74 = 2,856,163.02 : x - Step 2: Convert to fraction form
3,654,210.66/5,481,285.74 = 2,856,163.02/x - Step 3: Cross multiply
3,654,210.66x = 5,481,285.74 × 2,856,163.02 - Step 4: Simplify right side
3,654,210.66x = 15,655,445,618,360.52 - Step 5: Solve for x
x = 15,655,445,618,360.52/3,654,210.66 - Step 6: Final answer
x = 4,284,220.88
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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.