Finding the Fourth Proportional to 4,028,896.20, 6,041,594.70 and 1,332,179.40
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Solution
The fourth proportional to 4,028,896.20, 6,041,594.70 and 1,332,179.40 is: 1,997,690.58
Step by Step Solution
- Step 1: Write the proportion equation
4,028,896.20 : 6,041,594.70 = 1,332,179.40 : x - Step 2: Convert to fraction form
4,028,896.20/6,041,594.70 = 1,332,179.40/x - Step 3: Cross multiply
4,028,896.20x = 6,041,594.70 × 1,332,179.40 - Step 4: Simplify right side
4,028,896.20x = 8,048,488,002,489.18 - Step 5: Solve for x
x = 8,048,488,002,489.18/4,028,896.20 - Step 6: Final answer
x = 1,997,690.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.