Finding the Fourth Proportional to 3,157,873.29, 4,734,996.80 and 1,236,534.98
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Solution
The fourth proportional to 3,157,873.29, 4,734,996.80 and 1,236,534.98 is: 1,854,092.49
Step by Step Solution
- Step 1: Write the proportion equation
3,157,873.29 : 4,734,996.80 = 1,236,534.98 : x - Step 2: Convert to fraction form
3,157,873.29/4,734,996.80 = 1,236,534.98/x - Step 3: Cross multiply
3,157,873.29x = 4,734,996.80 × 1,236,534.98 - Step 4: Simplify right side
3,157,873.29x = 5,854,989,143,530.41 - Step 5: Solve for x
x = 5,854,989,143,530.41/3,157,873.29 - Step 6: Final answer
x = 1,854,092.49
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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.