Finding the Fourth Proportional to 2,236,395.36, 3,086,355.44 and 1,684,122.36
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Solution
The fourth proportional to 2,236,395.36, 3,086,355.44 and 1,684,122.36 is: 2,324,186.64
Step by Step Solution
- Step 1: Write the proportion equation
2,236,395.36 : 3,086,355.44 = 1,684,122.36 : x - Step 2: Convert to fraction form
2,236,395.36/3,086,355.44 = 1,684,122.36/x - Step 3: Cross multiply
2,236,395.36x = 3,086,355.44 × 1,684,122.36 - Step 4: Simplify right side
2,236,395.36x = 5,197,800,207,411.64 - Step 5: Solve for x
x = 5,197,800,207,411.64/2,236,395.36 - Step 6: Final answer
x = 2,324,186.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.