Finding the Fourth Proportional to 4,010,257.63, 5,534,156.79 and 2,174,715.36
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Solution
The fourth proportional to 4,010,257.63, 5,534,156.79 and 2,174,715.36 is: 3,001,107.89
Step by Step Solution
- Step 1: Write the proportion equation
4,010,257.63 : 5,534,156.79 = 2,174,715.36 : x - Step 2: Convert to fraction form
4,010,257.63/5,534,156.79 = 2,174,715.36/x - Step 3: Cross multiply
4,010,257.63x = 5,534,156.79 × 2,174,715.36 - Step 4: Simplify right side
4,010,257.63x = 12,035,215,791,426.11 - Step 5: Solve for x
x = 12,035,215,791,426.11/4,010,257.63 - Step 6: Final answer
x = 3,001,107.89
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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.