Finding the Fourth Proportional to 2,092,905.56, 2,888,239.97 and 1,175,333.30
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Solution
The fourth proportional to 2,092,905.56, 2,888,239.97 and 1,175,333.30 is: 1,621,976.97
Step by Step Solution
- Step 1: Write the proportion equation
2,092,905.56 : 2,888,239.97 = 1,175,333.30 : x - Step 2: Convert to fraction form
2,092,905.56/2,888,239.97 = 1,175,333.30/x - Step 3: Cross multiply
2,092,905.56x = 2,888,239.97 × 1,175,333.30 - Step 4: Simplify right side
2,092,905.56x = 3,394,644,624,095.13 - Step 5: Solve for x
x = 3,394,644,624,095.13/2,092,905.56 - Step 6: Final answer
x = 1,621,976.97
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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.