Finding the Fourth Proportional to 4,210,448.05, 5,810,414.20 and 2,276,704.02
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Solution
The fourth proportional to 4,210,448.05, 5,810,414.20 and 2,276,704.02 is: 3,141,849.32
Step by Step Solution
- Step 1: Write the proportion equation
4,210,448.05 : 5,810,414.20 = 2,276,704.02 : x - Step 2: Convert to fraction form
4,210,448.05/5,810,414.20 = 2,276,704.02/x - Step 3: Cross multiply
4,210,448.05x = 5,810,414.20 × 2,276,704.02 - Step 4: Simplify right side
4,210,448.05x = 13,228,593,355,388.36 - Step 5: Solve for x
x = 13,228,593,355,388.36/4,210,448.05 - Step 6: Final answer
x = 3,141,849.32
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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.