Finding the Fourth Proportional to 2,953,249.62, 4,422,991.20 and 2,850,965.66
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Solution
The fourth proportional to 2,953,249.62, 4,422,991.20 and 2,850,965.66 is: 4,269,803.66
Step by Step Solution
- Step 1: Write the proportion equation
2,953,249.62 : 4,422,991.20 = 2,850,965.66 : x - Step 2: Convert to fraction form
2,953,249.62/4,422,991.20 = 2,850,965.66/x - Step 3: Cross multiply
2,953,249.62x = 4,422,991.20 × 2,850,965.66 - Step 4: Simplify right side
2,953,249.62x = 12,609,796,025,682.19 - Step 5: Solve for x
x = 12,609,796,025,682.19/2,953,249.62 - Step 6: Final answer
x = 4,269,803.66
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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.