Finding the Fourth Proportional to 4,405,347.95, 6,608,375.15 and 1,674,203.76
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Solution
The fourth proportional to 4,405,347.95, 6,608,375.15 and 1,674,203.76 is: 2,511,439.88
Step by Step Solution
- Step 1: Write the proportion equation
4,405,347.95 : 6,608,375.15 = 1,674,203.76 : x - Step 2: Convert to fraction form
4,405,347.95/6,608,375.15 = 1,674,203.76/x - Step 3: Cross multiply
4,405,347.95x = 6,608,375.15 × 1,674,203.76 - Step 4: Simplify right side
4,405,347.95x = 11,063,766,515,249.54 - Step 5: Solve for x
x = 11,063,766,515,249.54/4,405,347.95 - Step 6: Final answer
x = 2,511,439.88
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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.