Finding the Fourth Proportional to 3,915,781.02, 5,866,038.90 and 2,204,694.09
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Solution
The fourth proportional to 3,915,781.02, 5,866,038.90 and 2,204,694.09 is: 3,302,743.75
Step by Step Solution
- Step 1: Write the proportion equation
3,915,781.02 : 5,866,038.90 = 2,204,694.09 : x - Step 2: Convert to fraction form
3,915,781.02/5,866,038.90 = 2,204,694.09/x - Step 3: Cross multiply
3,915,781.02x = 5,866,038.90 × 2,204,694.09 - Step 4: Simplify right side
3,915,781.02x = 12,932,821,294,540.10 - Step 5: Solve for x
x = 12,932,821,294,540.10/3,915,781.02 - Step 6: Final answer
x = 3,302,743.75
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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.