Finding the Fourth Proportional to 2,519,687.96, 3,477,464.58 and 1,432,123.02
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Solution
The fourth proportional to 2,519,687.96, 3,477,464.58 and 1,432,123.02 is: 1,976,497.55
Step by Step Solution
- Step 1: Write the proportion equation
2,519,687.96 : 3,477,464.58 = 1,432,123.02 : x - Step 2: Convert to fraction form
2,519,687.96/3,477,464.58 = 1,432,123.02/x - Step 3: Cross multiply
2,519,687.96x = 3,477,464.58 × 1,432,123.02 - Step 4: Simplify right side
2,519,687.96x = 4,980,157,076,252.63 - Step 5: Solve for x
x = 4,980,157,076,252.63/2,519,687.96 - Step 6: Final answer
x = 1,976,497.55
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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.