Finding the Fourth Proportional to 2,440,009.52, 3,638,199.96 and 2,372,972.36
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Solution
The fourth proportional to 2,440,009.52, 3,638,199.96 and 2,372,972.36 is: 3,538,243.55
Step by Step Solution
- Step 1: Write the proportion equation
2,440,009.52 : 3,638,199.96 = 2,372,972.36 : x - Step 2: Convert to fraction form
2,440,009.52/3,638,199.96 = 2,372,972.36/x - Step 3: Cross multiply
2,440,009.52x = 3,638,199.96 × 2,372,972.36 - Step 4: Simplify right side
2,440,009.52x = 8,633,347,927,042.11 - Step 5: Solve for x
x = 8,633,347,927,042.11/2,440,009.52 - Step 6: Final answer
x = 3,538,243.55
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.