Finding the Fourth Proportional to 2,306,768.76, 3,183,430.98 and 1,274,329.80
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Solution
The fourth proportional to 2,306,768.76, 3,183,430.98 and 1,274,329.80 is: 1,758,624.89
Step by Step Solution
- Step 1: Write the proportion equation
2,306,768.76 : 3,183,430.98 = 1,274,329.80 : x - Step 2: Convert to fraction form
2,306,768.76/3,183,430.98 = 1,274,329.80/x - Step 3: Cross multiply
2,306,768.76x = 3,183,430.98 × 1,274,329.80 - Step 4: Simplify right side
2,306,768.76x = 4,056,740,964,057.20 - Step 5: Solve for x
x = 4,056,740,964,057.20/2,306,768.76 - Step 6: Final answer
x = 1,758,624.89
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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.