Finding the Fourth Proportional to 1,416,136.92, 2,124,207.38 and 1,081,079.94
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Solution
The fourth proportional to 1,416,136.92, 2,124,207.38 and 1,081,079.94 is: 1,621,621.44
Step by Step Solution
- Step 1: Write the proportion equation
1,416,136.92 : 2,124,207.38 = 1,081,079.94 : x - Step 2: Convert to fraction form
1,416,136.92/2,124,207.38 = 1,081,079.94/x - Step 3: Cross multiply
1,416,136.92x = 2,124,207.38 × 1,081,079.94 - Step 4: Simplify right side
1,416,136.92x = 2,296,437,986,917.96 - Step 5: Solve for x
x = 2,296,437,986,917.96/1,416,136.92 - Step 6: Final answer
x = 1,621,621.44
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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.