Finding the Fourth Proportional to 1,657,682.20, 2,486,523.30 and 536,555.80
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Solution
The fourth proportional to 1,657,682.20, 2,486,523.30 and 536,555.80 is: 804,833.70
Step by Step Solution
- Step 1: Write the proportion equation
1,657,682.20 : 2,486,523.30 = 536,555.80 : x - Step 2: Convert to fraction form
1,657,682.20/2,486,523.30 = 536,555.80/x - Step 3: Cross multiply
1,657,682.20x = 2,486,523.30 × 536,555.80 - Step 4: Simplify right side
1,657,682.20x = 1,334,158,498,450.14 - Step 5: Solve for x
x = 1,334,158,498,450.14/1,657,682.20 - Step 6: Final answer
x = 804,833.70
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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.