Finding the Fourth Proportional to 2,766,958.88, 3,818,369.04 and 1,559,734.88
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Solution
The fourth proportional to 2,766,958.88, 3,818,369.04 and 1,559,734.88 is: 2,152,414.85
Step by Step Solution
- Step 1: Write the proportion equation
2,766,958.88 : 3,818,369.04 = 1,559,734.88 : x - Step 2: Convert to fraction form
2,766,958.88/3,818,369.04 = 1,559,734.88/x - Step 3: Cross multiply
2,766,958.88x = 3,818,369.04 × 1,559,734.88 - Step 4: Simplify right side
2,766,958.88x = 5,955,643,376,400.12 - Step 5: Solve for x
x = 5,955,643,376,400.12/2,766,958.88 - Step 6: Final answer
x = 2,152,414.85
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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.