Finding the Fourth Proportional to 1,649,302.12, 2,469,752.70 and 1,086,630.76
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Solution
The fourth proportional to 1,649,302.12, 2,469,752.70 and 1,086,630.76 is: 1,627,178.68
Step by Step Solution
- Step 1: Write the proportion equation
1,649,302.12 : 2,469,752.70 = 1,086,630.76 : x - Step 2: Convert to fraction form
1,649,302.12/2,469,752.70 = 1,086,630.76/x - Step 3: Cross multiply
1,649,302.12x = 2,469,752.70 × 1,086,630.76 - Step 4: Simplify right side
1,649,302.12x = 2,683,709,253,413.05 - Step 5: Solve for x
x = 2,683,709,253,413.05/1,649,302.12 - Step 6: Final answer
x = 1,627,178.68
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.