Finding the Fourth Proportional to 4,142,267.82, 5,713,384.98 and 2,764,917.09
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Solution
The fourth proportional to 4,142,267.82, 5,713,384.98 and 2,764,917.09 is: 3,813,620.09
Step by Step Solution
- Step 1: Write the proportion equation
4,142,267.82 : 5,713,384.98 = 2,764,917.09 : x - Step 2: Convert to fraction form
4,142,267.82/5,713,384.98 = 2,764,917.09/x - Step 3: Cross multiply
4,142,267.82x = 5,713,384.98 × 2,764,917.09 - Step 4: Simplify right side
4,142,267.82x = 15,797,035,772,951.31 - Step 5: Solve for x
x = 15,797,035,772,951.31/4,142,267.82 - Step 6: Final answer
x = 3,813,620.09
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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.