Finding the Fourth Proportional to 2,229,568.64, 3,076,277.64 and 1,311,837.84
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Solution
The fourth proportional to 2,229,568.64, 3,076,277.64 and 1,311,837.84 is: 1,810,026.09
Step by Step Solution
- Step 1: Write the proportion equation
2,229,568.64 : 3,076,277.64 = 1,311,837.84 : x - Step 2: Convert to fraction form
2,229,568.64/3,076,277.64 = 1,311,837.84/x - Step 3: Cross multiply
2,229,568.64x = 3,076,277.64 × 1,311,837.84 - Step 4: Simplify right side
2,229,568.64x = 4,035,577,414,497.90 - Step 5: Solve for x
x = 4,035,577,414,497.90/2,229,568.64 - Step 6: Final answer
x = 1,810,026.09
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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.