Finding the Fourth Proportional to 5,352,450.26, 7,386,403.59 and 2,905,064.82
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Solution
The fourth proportional to 5,352,450.26, 7,386,403.59 and 2,905,064.82 is: 4,009,001.52
Step by Step Solution
- Step 1: Write the proportion equation
5,352,450.26 : 7,386,403.59 = 2,905,064.82 : x - Step 2: Convert to fraction form
5,352,450.26/7,386,403.59 = 2,905,064.82/x - Step 3: Cross multiply
5,352,450.26x = 7,386,403.59 × 2,905,064.82 - Step 4: Simplify right side
5,352,450.26x = 21,457,981,215,630.70 - Step 5: Solve for x
x = 21,457,981,215,630.70/5,352,450.26 - Step 6: Final answer
x = 4,009,001.52
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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.