Finding the Fourth Proportional to 2,798,517.44, 4,197,776.16 and 2,662,541.12
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Solution
The fourth proportional to 2,798,517.44, 4,197,776.16 and 2,662,541.12 is: 3,993,811.68
Step by Step Solution
- Step 1: Write the proportion equation
2,798,517.44 : 4,197,776.16 = 2,662,541.12 : x - Step 2: Convert to fraction form
2,798,517.44/4,197,776.16 = 2,662,541.12/x - Step 3: Cross multiply
2,798,517.44x = 4,197,776.16 × 2,662,541.12 - Step 4: Simplify right side
2,798,517.44x = 11,176,751,638,555.70 - Step 5: Solve for x
x = 11,176,751,638,555.70/2,798,517.44 - Step 6: Final answer
x = 3,993,811.68
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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.