Finding the Fourth Proportional to 3,237,206.16, 4,467,343.84 and 1,786,901.22
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Solution
The fourth proportional to 3,237,206.16, 4,467,343.84 and 1,786,901.22 is: 2,465,923.32
Step by Step Solution
- Step 1: Write the proportion equation
3,237,206.16 : 4,467,343.84 = 1,786,901.22 : x - Step 2: Convert to fraction form
3,237,206.16/4,467,343.84 = 1,786,901.22/x - Step 3: Cross multiply
3,237,206.16x = 4,467,343.84 × 1,786,901.22 - Step 4: Simplify right side
3,237,206.16x = 7,982,702,157,855.49 - Step 5: Solve for x
x = 7,982,702,157,855.49/3,237,206.16 - Step 6: Final answer
x = 2,465,923.32
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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.