Finding the Fourth Proportional to 5,067,468.72, 6,993,197.70 and 2,775,481.79
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Solution
The fourth proportional to 5,067,468.72, 6,993,197.70 and 2,775,481.79 is: 3,830,214.63
Step by Step Solution
- Step 1: Write the proportion equation
5,067,468.72 : 6,993,197.70 = 2,775,481.79 : x - Step 2: Convert to fraction form
5,067,468.72/6,993,197.70 = 2,775,481.79/x - Step 3: Cross multiply
5,067,468.72x = 6,993,197.70 × 2,775,481.79 - Step 4: Simplify right side
5,067,468.72x = 19,409,492,835,253.89 - Step 5: Solve for x
x = 19,409,492,835,253.89/5,067,468.72 - Step 6: Final answer
x = 3,830,214.63
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1.5x scale
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.