Finding the Fourth Proportional to 3,787,474.98, 5,226,634.62 and 2,068,602.42
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Solution
The fourth proportional to 3,787,474.98, 5,226,634.62 and 2,068,602.42 is: 2,854,627.18
Step by Step Solution
- Step 1: Write the proportion equation
3,787,474.98 : 5,226,634.62 = 2,068,602.42 : x - Step 2: Convert to fraction form
3,787,474.98/5,226,634.62 = 2,068,602.42/x - Step 3: Cross multiply
3,787,474.98x = 5,226,634.62 × 2,068,602.42 - Step 4: Simplify right side
3,787,474.98x = 10,811,829,023,387.78 - Step 5: Solve for x
x = 10,811,829,023,387.78/3,787,474.98 - Step 6: Final answer
x = 2,854,627.18
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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.