Finding the Fourth Proportional to 3,471,263.98, 5,185,785.81 and 2,246,865.65
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Solution
The fourth proportional to 3,471,263.98, 5,185,785.81 and 2,246,865.65 is: 3,356,634.38
Step by Step Solution
- Step 1: Write the proportion equation
3,471,263.98 : 5,185,785.81 = 2,246,865.65 : x - Step 2: Convert to fraction form
3,471,263.98/5,185,785.81 = 2,246,865.65/x - Step 3: Cross multiply
3,471,263.98x = 5,185,785.81 × 2,246,865.65 - Step 4: Simplify right side
3,471,263.98x = 11,651,764,008,150.43 - Step 5: Solve for x
x = 11,651,764,008,150.43/3,471,263.98 - Step 6: Final answer
x = 3,356,634.38
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.