Finding the Fourth Proportional to 1,536,690.26, 2,303,169.14 and 1,087,542.42
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Solution
The fourth proportional to 1,536,690.26, 2,303,169.14 and 1,087,542.42 is: 1,629,992.85
Step by Step Solution
- Step 1: Write the proportion equation
1,536,690.26 : 2,303,169.14 = 1,087,542.42 : x - Step 2: Convert to fraction form
1,536,690.26/2,303,169.14 = 1,087,542.42/x - Step 3: Cross multiply
1,536,690.26x = 2,303,169.14 × 1,087,542.42 - Step 4: Simplify right side
1,536,690.26x = 2,504,794,140,184.92 - Step 5: Solve for x
x = 2,504,794,140,184.92/1,536,690.26 - Step 6: Final answer
x = 1,629,992.85
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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.