Finding the Fourth Proportional to 2,099,403.44, 3,149,604.84 and 679,459.52
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Solution
The fourth proportional to 2,099,403.44, 3,149,604.84 and 679,459.52 is: 1,019,350.99
Step by Step Solution
- Step 1: Write the proportion equation
2,099,403.44 : 3,149,604.84 = 679,459.52 : x - Step 2: Convert to fraction form
2,099,403.44/3,149,604.84 = 679,459.52/x - Step 3: Cross multiply
2,099,403.44x = 3,149,604.84 × 679,459.52 - Step 4: Simplify right side
2,099,403.44x = 2,140,028,977,028.05 - Step 5: Solve for x
x = 2,140,028,977,028.05/2,099,403.44 - Step 6: Final answer
x = 1,019,350.99
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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.