Finding the Fourth Proportional to 5,177,772.90, 7,768,553.22 and 2,409,361.08
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Solution
The fourth proportional to 5,177,772.90, 7,768,553.22 and 2,409,361.08 is: 3,614,922.89
Step by Step Solution
- Step 1: Write the proportion equation
5,177,772.90 : 7,768,553.22 = 2,409,361.08 : x - Step 2: Convert to fraction form
5,177,772.90/7,768,553.22 = 2,409,361.08/x - Step 3: Cross multiply
5,177,772.90x = 7,768,553.22 × 2,409,361.08 - Step 4: Simplify right side
5,177,772.90x = 18,717,249,776,176.68 - Step 5: Solve for x
x = 18,717,249,776,176.68/5,177,772.90 - Step 6: Final answer
x = 3,614,922.89
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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.