Finding the Fourth Proportional to 3,026,905.58, 4,177,102.02 and 1,668,778.58
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Solution
The fourth proportional to 3,026,905.58, 4,177,102.02 and 1,668,778.58 is: 2,302,899.18
Step by Step Solution
- Step 1: Write the proportion equation
3,026,905.58 : 4,177,102.02 = 1,668,778.58 : x - Step 2: Convert to fraction form
3,026,905.58/4,177,102.02 = 1,668,778.58/x - Step 3: Cross multiply
3,026,905.58x = 4,177,102.02 × 1,668,778.58 - Step 4: Simplify right side
3,026,905.58x = 6,970,658,377,450.73 - Step 5: Solve for x
x = 6,970,658,377,450.73/3,026,905.58 - Step 6: Final answer
x = 2,302,899.18
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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.