Finding the Fourth Proportional to 1,704,517.37, 2,553,479.04 and 1,427,676.74
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Solution
The fourth proportional to 1,704,517.37, 2,553,479.04 and 1,427,676.74 is: 2,138,753.58
Step by Step Solution
- Step 1: Write the proportion equation
1,704,517.37 : 2,553,479.04 = 1,427,676.74 : x - Step 2: Convert to fraction form
1,704,517.37/2,553,479.04 = 1,427,676.74/x - Step 3: Cross multiply
1,704,517.37x = 2,553,479.04 × 1,427,676.74 - Step 4: Simplify right side
1,704,517.37x = 3,645,542,631,485.53 - Step 5: Solve for x
x = 3,645,542,631,485.53/1,704,517.37 - Step 6: Final answer
x = 2,138,753.58
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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.