Finding the Fourth Proportional to 1,377,809.33, 1,902,304.72 and 1,232,163.23
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Solution
The fourth proportional to 1,377,809.33, 1,902,304.72 and 1,232,163.23 is: 1,701,215.02
Step by Step Solution
- Step 1: Write the proportion equation
1,377,809.33 : 1,902,304.72 = 1,232,163.23 : x - Step 2: Convert to fraction form
1,377,809.33/1,902,304.72 = 1,232,163.23/x - Step 3: Cross multiply
1,377,809.33x = 1,902,304.72 × 1,232,163.23 - Step 4: Simplify right side
1,377,809.33x = 2,343,949,928,239.45 - Step 5: Solve for x
x = 2,343,949,928,239.45/1,377,809.33 - Step 6: Final answer
x = 1,701,215.02
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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.