Finding the Fourth Proportional to 1,664,163.06, 2,496,244.60 and 401,990.68
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Solution
The fourth proportional to 1,664,163.06, 2,496,244.60 and 401,990.68 is: 602,986.02
Step by Step Solution
- Step 1: Write the proportion equation
1,664,163.06 : 2,496,244.60 = 401,990.68 : x - Step 2: Convert to fraction form
1,664,163.06/2,496,244.60 = 401,990.68/x - Step 3: Cross multiply
1,664,163.06x = 2,496,244.60 × 401,990.68 - Step 4: Simplify right side
1,664,163.06x = 1,003,467,064,200.33 - Step 5: Solve for x
x = 1,003,467,064,200.33/1,664,163.06 - Step 6: Final answer
x = 602,986.02
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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.