Finding the Fourth Proportional to 1,034,020.80, 1,551,249.36 and 521,977.68
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Solution
The fourth proportional to 1,034,020.80, 1,551,249.36 and 521,977.68 is: 783,076.65
Step by Step Solution
- Step 1: Write the proportion equation
1,034,020.80 : 1,551,249.36 = 521,977.68 : x - Step 2: Convert to fraction form
1,034,020.80/1,551,249.36 = 521,977.68/x - Step 3: Cross multiply
1,034,020.80x = 1,551,249.36 × 521,977.68 - Step 4: Simplify right side
1,034,020.80x = 809,717,542,034.29 - Step 5: Solve for x
x = 809,717,542,034.29/1,034,020.80 - Step 6: Final answer
x = 783,076.65
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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.