Finding the Fourth Proportional to 1,923,930.68, 2,654,983.34 and 1,052,761.76
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Solution
The fourth proportional to 1,923,930.68, 2,654,983.34 and 1,052,761.76 is: 1,452,788.79
Step by Step Solution
- Step 1: Write the proportion equation
1,923,930.68 : 2,654,983.34 = 1,052,761.76 : x - Step 2: Convert to fraction form
1,923,930.68/2,654,983.34 = 1,052,761.76/x - Step 3: Cross multiply
1,923,930.68x = 2,654,983.34 × 1,052,761.76 - Step 4: Simplify right side
1,923,930.68x = 2,795,064,933,789.08 - Step 5: Solve for x
x = 2,795,064,933,789.08/1,923,930.68 - Step 6: Final answer
x = 1,452,788.79
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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.