Finding the Fourth Proportional to 4,523,793.11, 6,242,805.21 and 2,590,427.35
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Solution
The fourth proportional to 4,523,793.11, 6,242,805.21 and 2,590,427.35 is: 3,574,772.98
Step by Step Solution
- Step 1: Write the proportion equation
4,523,793.11 : 6,242,805.21 = 2,590,427.35 : x - Step 2: Convert to fraction form
4,523,793.11/6,242,805.21 = 2,590,427.35/x - Step 3: Cross multiply
4,523,793.11x = 6,242,805.21 × 2,590,427.35 - Step 4: Simplify right side
4,523,793.11x = 16,171,533,378,789.58 - Step 5: Solve for x
x = 16,171,533,378,789.58/4,523,793.11 - Step 6: Final answer
x = 3,574,772.98
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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.