Finding the Fourth Proportional to 3,054,905.97, 4,215,301.61 and 1,765,497.35
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Solution
The fourth proportional to 3,054,905.97, 4,215,301.61 and 1,765,497.35 is: 2,436,115.50
Step by Step Solution
- Step 1: Write the proportion equation
3,054,905.97 : 4,215,301.61 = 1,765,497.35 : x - Step 2: Convert to fraction form
3,054,905.97/4,215,301.61 = 1,765,497.35/x - Step 3: Cross multiply
3,054,905.97x = 4,215,301.61 × 1,765,497.35 - Step 4: Simplify right side
3,054,905.97x = 7,442,103,792,001.74 - Step 5: Solve for x
x = 7,442,103,792,001.74/3,054,905.97 - Step 6: Final answer
x = 2,436,115.50
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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.