Finding the Fourth Proportional to 2,415,367.80, 3,620,747.70 and 898,644.60
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Solution
The fourth proportional to 2,415,367.80, 3,620,747.70 and 898,644.60 is: 1,347,109.69
Step by Step Solution
- Step 1: Write the proportion equation
2,415,367.80 : 3,620,747.70 = 898,644.60 : x - Step 2: Convert to fraction form
2,415,367.80/3,620,747.70 = 898,644.60/x - Step 3: Cross multiply
2,415,367.80x = 3,620,747.70 × 898,644.60 - Step 4: Simplify right side
2,415,367.80x = 3,253,765,368,567.42 - Step 5: Solve for x
x = 3,253,765,368,567.42/2,415,367.80 - Step 6: Final answer
x = 1,347,109.69
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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.