Finding the Fourth Proportional to 1,657,777.16, 2,486,665.74 and 1,096,680.44
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Solution
The fourth proportional to 1,657,777.16, 2,486,665.74 and 1,096,680.44 is: 1,645,020.66
Step by Step Solution
- Step 1: Write the proportion equation
1,657,777.16 : 2,486,665.74 = 1,096,680.44 : x - Step 2: Convert to fraction form
1,657,777.16/2,486,665.74 = 1,096,680.44/x - Step 3: Cross multiply
1,657,777.16x = 2,486,665.74 × 1,096,680.44 - Step 4: Simplify right side
1,657,777.16x = 2,727,077,677,876.13 - Step 5: Solve for x
x = 2,727,077,677,876.13/1,657,777.16 - Step 6: Final answer
x = 1,645,020.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.