Finding the Fourth Proportional to 1,616,169.35, 2,229,819.48 and 936,970.31
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Solution
The fourth proportional to 1,616,169.35, 2,229,819.48 and 936,970.31 is: 1,292,732.50
Step by Step Solution
- Step 1: Write the proportion equation
1,616,169.35 : 2,229,819.48 = 936,970.31 : x - Step 2: Convert to fraction form
1,616,169.35/2,229,819.48 = 936,970.31/x - Step 3: Cross multiply
1,616,169.35x = 2,229,819.48 × 936,970.31 - Step 4: Simplify right side
1,616,169.35x = 2,089,274,644,734.79 - Step 5: Solve for x
x = 2,089,274,644,734.79/1,616,169.35 - Step 6: Final answer
x = 1,292,732.50
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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.