Finding the Fourth Proportional to 3,170,338.90, 4,375,092.48 and 1,863,240.01
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Solution
The fourth proportional to 3,170,338.90, 4,375,092.48 and 1,863,240.01 is: 2,571,285.79
Step by Step Solution
- Step 1: Write the proportion equation
3,170,338.90 : 4,375,092.48 = 1,863,240.01 : x - Step 2: Convert to fraction form
3,170,338.90/4,375,092.48 = 1,863,240.01/x - Step 3: Cross multiply
3,170,338.90x = 4,375,092.48 × 1,863,240.01 - Step 4: Simplify right side
3,170,338.90x = 8,151,847,356,186.13 - Step 5: Solve for x
x = 8,151,847,356,186.13/3,170,338.90 - Step 6: Final answer
x = 2,571,285.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.