Finding the Fourth Proportional to 1,664,524.92, 2,294,953.11 and 1,358,290.26
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Solution
The fourth proportional to 1,664,524.92, 2,294,953.11 and 1,358,290.26 is: 1,872,734.03
Step by Step Solution
- Step 1: Write the proportion equation
1,664,524.92 : 2,294,953.11 = 1,358,290.26 : x - Step 2: Convert to fraction form
1,664,524.92/2,294,953.11 = 1,358,290.26/x - Step 3: Cross multiply
1,664,524.92x = 2,294,953.11 × 1,358,290.26 - Step 4: Simplify right side
1,664,524.92x = 3,117,212,456,469.71 - Step 5: Solve for x
x = 3,117,212,456,469.71/1,664,524.92 - Step 6: Final answer
x = 1,872,734.03
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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.