Finding the Fourth Proportional to 2,574,871.74, 3,552,212.88 and 1,555,686
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Solution
The fourth proportional to 2,574,871.74, 3,552,212.88 and 1,555,686 is: 2,146,175.97
Step by Step Solution
- Step 1: Write the proportion equation
2,574,871.74 : 3,552,212.88 = 1,555,686 : x - Step 2: Convert to fraction form
2,574,871.74/3,552,212.88 = 1,555,686/x - Step 3: Cross multiply
2,574,871.74x = 3,552,212.88 × 1,555,686 - Step 4: Simplify right side
2,574,871.74x = 5,526,127,846,435.68 - Step 5: Solve for x
x = 5,526,127,846,435.68/2,574,871.74 - Step 6: Final answer
x = 2,146,175.97
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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.