Finding the Fourth Proportional to 3,811,548.16, 5,259,946.74 and 2,092,780
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Solution
The fourth proportional to 3,811,548.16, 5,259,946.74 and 2,092,780 is: 2,888,042.04
Step by Step Solution
- Step 1: Write the proportion equation
3,811,548.16 : 5,259,946.74 = 2,092,780 : x - Step 2: Convert to fraction form
3,811,548.16/5,259,946.74 = 2,092,780/x - Step 3: Cross multiply
3,811,548.16x = 5,259,946.74 × 2,092,780 - Step 4: Simplify right side
3,811,548.16x = 11,007,911,338,537.20 - Step 5: Solve for x
x = 11,007,911,338,537.20/3,811,548.16 - Step 6: Final answer
x = 2,888,042.04
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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.