Finding the Fourth Proportional to 2,948,710.06, 4,067,659.11 and 2,029,343.05
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Solution
The fourth proportional to 2,948,710.06, 4,067,659.11 and 2,029,343.05 is: 2,799,419.26
Step by Step Solution
- Step 1: Write the proportion equation
2,948,710.06 : 4,067,659.11 = 2,029,343.05 : x - Step 2: Convert to fraction form
2,948,710.06/4,067,659.11 = 2,029,343.05/x - Step 3: Cross multiply
2,948,710.06x = 4,067,659.11 × 2,029,343.05 - Step 4: Simplify right side
2,948,710.06x = 8,254,675,744,647.69 - Step 5: Solve for x
x = 8,254,675,744,647.69/2,948,710.06 - Step 6: Final answer
x = 2,799,419.26
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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.