Finding the Fourth Proportional to 2,622,117.05, 3,936,855.52 and 1,343,643.19
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Solution
The fourth proportional to 2,622,117.05, 3,936,855.52 and 1,343,643.19 is: 2,017,350.49
Step by Step Solution
- Step 1: Write the proportion equation
2,622,117.05 : 3,936,855.52 = 1,343,643.19 : x - Step 2: Convert to fraction form
2,622,117.05/3,936,855.52 = 1,343,643.19/x - Step 3: Cross multiply
2,622,117.05x = 3,936,855.52 × 1,343,643.19 - Step 4: Simplify right side
2,622,117.05x = 5,289,729,101,299.32 - Step 5: Solve for x
x = 5,289,729,101,299.32/2,622,117.05 - Step 6: Final answer
x = 2,017,350.49
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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.