Finding the Fourth Proportional to 4,239,098.73, 5,849,901.23 and 2,305,318.14
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Solution
The fourth proportional to 4,239,098.73, 5,849,901.23 and 2,305,318.14 is: 3,181,309.11
Step by Step Solution
- Step 1: Write the proportion equation
4,239,098.73 : 5,849,901.23 = 2,305,318.14 : x - Step 2: Convert to fraction form
4,239,098.73/5,849,901.23 = 2,305,318.14/x - Step 3: Cross multiply
4,239,098.73x = 5,849,901.23 × 2,305,318.14 - Step 4: Simplify right side
4,239,098.73x = 13,485,883,411,200.72 - Step 5: Solve for x
x = 13,485,883,411,200.72/4,239,098.73 - Step 6: Final answer
x = 3,181,309.11
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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.