Finding the Fourth Proportional to 1,853,197.12, 2,556,093.64 and 1,700,727.67
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Solution
The fourth proportional to 1,853,197.12, 2,556,093.64 and 1,700,727.67 is: 2,345,794.27
Step by Step Solution
- Step 1: Write the proportion equation
1,853,197.12 : 2,556,093.64 = 1,700,727.67 : x - Step 2: Convert to fraction form
1,853,197.12/2,556,093.64 = 1,700,727.67/x - Step 3: Cross multiply
1,853,197.12x = 2,556,093.64 × 1,700,727.67 - Step 4: Simplify right side
1,853,197.12x = 4,347,219,180,659.02 - Step 5: Solve for x
x = 4,347,219,180,659.02/1,853,197.12 - Step 6: Final answer
x = 2,345,794.27
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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.