Finding the Fourth Proportional to 1,686,746, 2,530,121.44 and 689,474
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Solution
The fourth proportional to 1,686,746, 2,530,121.44 and 689,474 is: 1,034,212.00
Step by Step Solution
- Step 1: Write the proportion equation
1,686,746 : 2,530,121.44 = 689,474 : x - Step 2: Convert to fraction form
1,686,746/2,530,121.44 = 689,474/x - Step 3: Cross multiply
1,686,746x = 2,530,121.44 × 689,474 - Step 4: Simplify right side
1,686,746x = 1,744,452,949,722.56 - Step 5: Solve for x
x = 1,744,452,949,722.56/1,686,746 - Step 6: Final answer
x = 1,034,212.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.