Finding the Fourth Proportional to 1,136,844.62, 1,568,790.45 and 646,767.99
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Solution
The fourth proportional to 1,136,844.62, 1,568,790.45 and 646,767.99 is: 892,508.47
Step by Step Solution
- Step 1: Write the proportion equation
1,136,844.62 : 1,568,790.45 = 646,767.99 : x - Step 2: Convert to fraction form
1,136,844.62/1,568,790.45 = 646,767.99/x - Step 3: Cross multiply
1,136,844.62x = 1,568,790.45 × 646,767.99 - Step 4: Simplify right side
1,136,844.62x = 1,014,643,446,077.70 - Step 5: Solve for x
x = 1,014,643,446,077.70/1,136,844.62 - Step 6: Final answer
x = 892,508.47
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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.