Finding the Fourth Proportional to 2,034,152.16, 2,807,674.56 and 1,269,745.44
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Solution
The fourth proportional to 2,034,152.16, 2,807,674.56 and 1,269,745.44 is: 1,752,588.64
Step by Step Solution
- Step 1: Write the proportion equation
2,034,152.16 : 2,807,674.56 = 1,269,745.44 : x - Step 2: Convert to fraction form
2,034,152.16/2,807,674.56 = 1,269,745.44/x - Step 3: Cross multiply
2,034,152.16x = 2,807,674.56 × 1,269,745.44 - Step 4: Simplify right side
2,034,152.16x = 3,565,031,969,564.01 - Step 5: Solve for x
x = 3,565,031,969,564.01/2,034,152.16 - Step 6: Final answer
x = 1,752,588.64
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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.