Finding the Fourth Proportional to 4,485,476.40, 6,189,957.27 and 2,448,285.90
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Solution
The fourth proportional to 4,485,476.40, 6,189,957.27 and 2,448,285.90 is: 3,378,634.45
Step by Step Solution
- Step 1: Write the proportion equation
4,485,476.40 : 6,189,957.27 = 2,448,285.90 : x - Step 2: Convert to fraction form
4,485,476.40/6,189,957.27 = 2,448,285.90/x - Step 3: Cross multiply
4,485,476.40x = 6,189,957.27 × 2,448,285.90 - Step 4: Simplify right side
4,485,476.40x = 15,154,785,105,743.49 - Step 5: Solve for x
x = 15,154,785,105,743.49/4,485,476.40 - Step 6: Final answer
x = 3,378,634.45
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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.