Finding the Fourth Proportional to 1,052,433.24, 1,578,627.84 and 421,177.56
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Solution
The fourth proportional to 1,052,433.24, 1,578,627.84 and 421,177.56 is: 631,757.53
Step by Step Solution
- Step 1: Write the proportion equation
1,052,433.24 : 1,578,627.84 = 421,177.56 : x - Step 2: Convert to fraction form
1,052,433.24/1,578,627.84 = 421,177.56/x - Step 3: Cross multiply
1,052,433.24x = 1,578,627.84 × 421,177.56 - Step 4: Simplify right side
1,052,433.24x = 664,882,621,799.27 - Step 5: Solve for x
x = 664,882,621,799.27/1,052,433.24 - Step 6: Final answer
x = 631,757.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.