Finding the Fourth Proportional to 2,554,918.21, 3,831,723.37 and 757,381.33
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Solution
The fourth proportional to 2,554,918.21, 3,831,723.37 and 757,381.33 is: 1,135,878.14
Step by Step Solution
- Step 1: Write the proportion equation
2,554,918.21 : 3,831,723.37 = 757,381.33 : x - Step 2: Convert to fraction form
2,554,918.21/3,831,723.37 = 757,381.33/x - Step 3: Cross multiply
2,554,918.21x = 3,831,723.37 × 757,381.33 - Step 4: Simplify right side
2,554,918.21x = 2,902,075,742,162.68 - Step 5: Solve for x
x = 2,902,075,742,162.68/2,554,918.21 - Step 6: Final answer
x = 1,135,878.14
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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.