Finding the Fourth Proportional to 2,985,773.63, 4,478,660.44 and 991,229.63
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Solution
The fourth proportional to 2,985,773.63, 4,478,660.44 and 991,229.63 is: 1,486,844.44
Step by Step Solution
- Step 1: Write the proportion equation
2,985,773.63 : 4,478,660.44 = 991,229.63 : x - Step 2: Convert to fraction form
2,985,773.63/4,478,660.44 = 991,229.63/x - Step 3: Cross multiply
2,985,773.63x = 4,478,660.44 × 991,229.63 - Step 4: Simplify right side
2,985,773.63x = 4,439,380,905,965.46 - Step 5: Solve for x
x = 4,439,380,905,965.46/2,985,773.63 - Step 6: Final answer
x = 1,486,844.44
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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.