Finding the Fourth Proportional to 2,224,057.82, 3,331,356.09 and 1,312,257.62
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Solution
The fourth proportional to 2,224,057.82, 3,331,356.09 and 1,312,257.62 is: 1,965,595.22
Step by Step Solution
- Step 1: Write the proportion equation
2,224,057.82 : 3,331,356.09 = 1,312,257.62 : x - Step 2: Convert to fraction form
2,224,057.82/3,331,356.09 = 1,312,257.62/x - Step 3: Cross multiply
2,224,057.82x = 3,331,356.09 × 1,312,257.62 - Step 4: Simplify right side
2,224,057.82x = 4,371,597,414,035.91 - Step 5: Solve for x
x = 4,371,597,414,035.91/2,224,057.82 - Step 6: Final answer
x = 1,965,595.22
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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.