Finding the Fourth Proportional to 3,270,542.97, 4,905,440.74 and 874,574.51
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Solution
The fourth proportional to 3,270,542.97, 4,905,440.74 and 874,574.51 is: 1,311,761.83
Step by Step Solution
- Step 1: Write the proportion equation
3,270,542.97 : 4,905,440.74 = 874,574.51 : x - Step 2: Convert to fraction form
3,270,542.97/4,905,440.74 = 874,574.51/x - Step 3: Cross multiply
3,270,542.97x = 4,905,440.74 × 874,574.51 - Step 4: Simplify right side
3,270,542.97x = 4,290,173,427,146.67 - Step 5: Solve for x
x = 4,290,173,427,146.67/3,270,542.97 - Step 6: Final answer
x = 1,311,761.83
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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.