Finding the Fourth Proportional to 1,708,020.96, 2,562,076.50 and 747,982.68
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Solution
The fourth proportional to 1,708,020.96, 2,562,076.50 and 747,982.68 is: 1,121,993.75
Step by Step Solution
- Step 1: Write the proportion equation
1,708,020.96 : 2,562,076.50 = 747,982.68 : x - Step 2: Convert to fraction form
1,708,020.96/2,562,076.50 = 747,982.68/x - Step 3: Cross multiply
1,708,020.96x = 2,562,076.50 × 747,982.68 - Step 4: Simplify right side
1,708,020.96x = 1,916,388,846,835.02 - Step 5: Solve for x
x = 1,916,388,846,835.02/1,708,020.96 - Step 6: Final answer
x = 1,121,993.75
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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.