Finding the Fourth Proportional to 1,682,950.11, 2,524,424.99 and 420,777.74
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Solution
The fourth proportional to 1,682,950.11, 2,524,424.99 and 420,777.74 is: 631,166.56
Step by Step Solution
- Step 1: Write the proportion equation
1,682,950.11 : 2,524,424.99 = 420,777.74 : x - Step 2: Convert to fraction form
1,682,950.11/2,524,424.99 = 420,777.74/x - Step 3: Cross multiply
1,682,950.11x = 2,524,424.99 × 420,777.74 - Step 4: Simplify right side
1,682,950.11x = 1,062,221,834,465.88 - Step 5: Solve for x
x = 1,062,221,834,465.88/1,682,950.11 - Step 6: Final answer
x = 631,166.56
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1.5x scale
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.