Finding the Fourth Proportional to 1,682,288.34, 2,523,432.62 and 1,343,743.93
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Solution
The fourth proportional to 1,682,288.34, 2,523,432.62 and 1,343,743.93 is: 2,015,615.98
Step by Step Solution
- Step 1: Write the proportion equation
1,682,288.34 : 2,523,432.62 = 1,343,743.93 : x - Step 2: Convert to fraction form
1,682,288.34/2,523,432.62 = 1,343,743.93/x - Step 3: Cross multiply
1,682,288.34x = 2,523,432.62 × 1,343,743.93 - Step 4: Simplify right side
1,682,288.34x = 3,390,847,272,402.65 - Step 5: Solve for x
x = 3,390,847,272,402.65/1,682,288.34 - Step 6: Final answer
x = 2,015,615.98
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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.