Finding the Fourth Proportional to 1,143,745.68, 1,716,741.18 and 955,415.82
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Solution
The fourth proportional to 1,143,745.68, 1,716,741.18 and 955,415.82 is: 1,434,061.53
Step by Step Solution
- Step 1: Write the proportion equation
1,143,745.68 : 1,716,741.18 = 955,415.82 : x - Step 2: Convert to fraction form
1,143,745.68/1,716,741.18 = 955,415.82/x - Step 3: Cross multiply
1,143,745.68x = 1,716,741.18 × 955,415.82 - Step 4: Simplify right side
1,143,745.68x = 1,640,201,682,217.47 - Step 5: Solve for x
x = 1,640,201,682,217.47/1,143,745.68 - Step 6: Final answer
x = 1,434,061.53
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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.