Finding the Fourth Proportional to 2,874,176.92, 3,966,308.94 and 1,585,136.44
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Solution
The fourth proportional to 2,874,176.92, 3,966,308.94 and 1,585,136.44 is: 2,187,457.84
Step by Step Solution
- Step 1: Write the proportion equation
2,874,176.92 : 3,966,308.94 = 1,585,136.44 : x - Step 2: Convert to fraction form
2,874,176.92/3,966,308.94 = 1,585,136.44/x - Step 3: Cross multiply
2,874,176.92x = 3,966,308.94 × 1,585,136.44 - Step 4: Simplify right side
2,874,176.92x = 6,287,140,833,091.77 - Step 5: Solve for x
x = 6,287,140,833,091.77/2,874,176.92 - Step 6: Final answer
x = 2,187,457.84
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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.