Finding the Fourth Proportional to 2,163,675.70, 3,242,646.73 and 1,150,616.29
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Solution
The fourth proportional to 2,163,675.70, 3,242,646.73 and 1,150,616.29 is: 1,724,399.90
Step by Step Solution
- Step 1: Write the proportion equation
2,163,675.70 : 3,242,646.73 = 1,150,616.29 : x - Step 2: Convert to fraction form
2,163,675.70/3,242,646.73 = 1,150,616.29/x - Step 3: Cross multiply
2,163,675.70x = 3,242,646.73 × 1,150,616.29 - Step 4: Simplify right side
2,163,675.70x = 3,731,042,143,192.63 - Step 5: Solve for x
x = 3,731,042,143,192.63/2,163,675.70 - Step 6: Final answer
x = 1,724,399.90
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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.