Finding the Fourth Proportional to 2,682,405.79, 3,701,570.39 and 1,536,559.94
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Solution
The fourth proportional to 2,682,405.79, 3,701,570.39 and 1,536,559.94 is: 2,120,367.02
Step by Step Solution
- Step 1: Write the proportion equation
2,682,405.79 : 3,701,570.39 = 1,536,559.94 : x - Step 2: Convert to fraction form
2,682,405.79/3,701,570.39 = 1,536,559.94/x - Step 3: Cross multiply
2,682,405.79x = 3,701,570.39 × 1,536,559.94 - Step 4: Simplify right side
2,682,405.79x = 5,687,684,776,364.18 - Step 5: Solve for x
x = 5,687,684,776,364.18/2,682,405.79 - Step 6: Final answer
x = 2,120,367.02
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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.