Finding the Fourth Proportional to 2,281,141.44, 3,147,471.36 and 1,363,232.88
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Solution
The fourth proportional to 2,281,141.44, 3,147,471.36 and 1,363,232.88 is: 1,880,960.28
Step by Step Solution
- Step 1: Write the proportion equation
2,281,141.44 : 3,147,471.36 = 1,363,232.88 : x - Step 2: Convert to fraction form
2,281,141.44/3,147,471.36 = 1,363,232.88/x - Step 3: Cross multiply
2,281,141.44x = 3,147,471.36 × 1,363,232.88 - Step 4: Simplify right side
2,281,141.44x = 4,290,736,446,810.32 - Step 5: Solve for x
x = 4,290,736,446,810.32/2,281,141.44 - Step 6: Final answer
x = 1,880,960.28
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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.