Finding the Fourth Proportional to 2,588,761.64, 3,883,703.01 and 991,324.80
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Solution
The fourth proportional to 2,588,761.64, 3,883,703.01 and 991,324.80 is: 1,487,201.85
Step by Step Solution
- Step 1: Write the proportion equation
2,588,761.64 : 3,883,703.01 = 991,324.80 : x - Step 2: Convert to fraction form
2,588,761.64/3,883,703.01 = 991,324.80/x - Step 3: Cross multiply
2,588,761.64x = 3,883,703.01 × 991,324.80 - Step 4: Simplify right side
2,588,761.64x = 3,850,011,105,930.18 - Step 5: Solve for x
x = 3,850,011,105,930.18/2,588,761.64 - Step 6: Final answer
x = 1,487,201.85
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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.