Finding the Fourth Proportional to 2,790,616.24, 3,850,587.16 and 1,644,541.04
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Solution
The fourth proportional to 2,790,616.24, 3,850,587.16 and 1,644,541.04 is: 2,269,193.64
Step by Step Solution
- Step 1: Write the proportion equation
2,790,616.24 : 3,850,587.16 = 1,644,541.04 : x - Step 2: Convert to fraction form
2,790,616.24/3,850,587.16 = 1,644,541.04/x - Step 3: Cross multiply
2,790,616.24x = 3,850,587.16 × 1,644,541.04 - Step 4: Simplify right side
2,790,616.24x = 6,332,448,612,717.05 - Step 5: Solve for x
x = 6,332,448,612,717.05/2,790,616.24 - Step 6: Final answer
x = 2,269,193.64
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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.