Finding the Fourth Proportional to 2,885,649.60, 4,327,453.80 and 991,950.60
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Solution
The fourth proportional to 2,885,649.60, 4,327,453.80 and 991,950.60 is: 1,487,575.07
Step by Step Solution
- Step 1: Write the proportion equation
2,885,649.60 : 4,327,453.80 = 991,950.60 : x - Step 2: Convert to fraction form
2,885,649.60/4,327,453.80 = 991,950.60/x - Step 3: Cross multiply
2,885,649.60x = 4,327,453.80 × 991,950.60 - Step 4: Simplify right side
2,885,649.60x = 4,292,620,393,382.28 - Step 5: Solve for x
x = 4,292,620,393,382.28/2,885,649.60 - Step 6: Final answer
x = 1,487,575.07
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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.