Finding the Fourth Proportional to 1,593,144.84, 2,199,352.42 and 1,079,611.72
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Solution
The fourth proportional to 1,593,144.84, 2,199,352.42 and 1,079,611.72 is: 1,490,414.80
Step by Step Solution
- Step 1: Write the proportion equation
1,593,144.84 : 2,199,352.42 = 1,079,611.72 : x - Step 2: Convert to fraction form
1,593,144.84/2,199,352.42 = 1,079,611.72/x - Step 3: Cross multiply
1,593,144.84x = 2,199,352.42 × 1,079,611.72 - Step 4: Simplify right side
1,593,144.84x = 2,374,446,649,042.36 - Step 5: Solve for x
x = 2,374,446,649,042.36/1,593,144.84 - Step 6: Final answer
x = 1,490,414.80
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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.