Finding the Fourth Proportional to 4,959,958.54, 6,845,489.83 and 3,027,342.18
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Solution
The fourth proportional to 4,959,958.54, 6,845,489.83 and 3,027,342.18 is: 4,178,188.17
Step by Step Solution
- Step 1: Write the proportion equation
4,959,958.54 : 6,845,489.83 = 3,027,342.18 : x - Step 2: Convert to fraction form
4,959,958.54/6,845,489.83 = 3,027,342.18/x - Step 3: Cross multiply
4,959,958.54x = 6,845,489.83 × 3,027,342.18 - Step 4: Simplify right side
4,959,958.54x = 20,723,640,105,120.03 - Step 5: Solve for x
x = 20,723,640,105,120.03/4,959,958.54 - Step 6: Final answer
x = 4,178,188.17
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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.