Finding the Fourth Proportional to 3,925,901.62, 5,888,853.80 and 1,230,435.97
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Solution
The fourth proportional to 3,925,901.62, 5,888,853.80 and 1,230,435.97 is: 1,845,654.38
Step by Step Solution
- Step 1: Write the proportion equation
3,925,901.62 : 5,888,853.80 = 1,230,435.97 : x - Step 2: Convert to fraction form
3,925,901.62/5,888,853.80 = 1,230,435.97/x - Step 3: Cross multiply
3,925,901.62x = 5,888,853.80 × 1,230,435.97 - Step 4: Simplify right side
3,925,901.62x = 7,245,857,521,331.01 - Step 5: Solve for x
x = 7,245,857,521,331.01/3,925,901.62 - Step 6: Final answer
x = 1,845,654.38
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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.