Finding the Fourth Proportional to 4,829,393.76, 7,239,586.68 and 1,632,295.68
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Solution
The fourth proportional to 4,829,393.76, 7,239,586.68 and 1,632,295.68 is: 2,446,921.22
Step by Step Solution
- Step 1: Write the proportion equation
4,829,393.76 : 7,239,586.68 = 1,632,295.68 : x - Step 2: Convert to fraction form
4,829,393.76/7,239,586.68 = 1,632,295.68/x - Step 3: Cross multiply
4,829,393.76x = 7,239,586.68 × 1,632,295.68 - Step 4: Simplify right side
4,829,393.76x = 11,817,146,062,749.54 - Step 5: Solve for x
x = 11,817,146,062,749.54/4,829,393.76 - Step 6: Final answer
x = 2,446,921.22
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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.