Finding the Fourth Proportional to 3,257,444.64, 4,493,405.96 and 2,031,621.99
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Solution
The fourth proportional to 3,257,444.64, 4,493,405.96 and 2,031,621.99 is: 2,802,473.52
Step by Step Solution
- Step 1: Write the proportion equation
3,257,444.64 : 4,493,405.96 = 2,031,621.99 : x - Step 2: Convert to fraction form
3,257,444.64/4,493,405.96 = 2,031,621.99/x - Step 3: Cross multiply
3,257,444.64x = 4,493,405.96 × 2,031,621.99 - Step 4: Simplify right side
3,257,444.64x = 9,128,902,348,174.95 - Step 5: Solve for x
x = 9,128,902,348,174.95/3,257,444.64 - Step 6: Final answer
x = 2,802,473.52
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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.