Finding the Fourth Proportional to 4,035,135.99, 5,568,442.34 and 2,199,554.09
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Solution
The fourth proportional to 4,035,135.99, 5,568,442.34 and 2,199,554.09 is: 3,035,359.93
Step by Step Solution
- Step 1: Write the proportion equation
4,035,135.99 : 5,568,442.34 = 2,199,554.09 : x - Step 2: Convert to fraction form
4,035,135.99/5,568,442.34 = 2,199,554.09/x - Step 3: Cross multiply
4,035,135.99x = 5,568,442.34 × 2,199,554.09 - Step 4: Simplify right side
4,035,135.99x = 12,248,090,105,917.85 - Step 5: Solve for x
x = 12,248,090,105,917.85/4,035,135.99 - Step 6: Final answer
x = 3,035,359.93
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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.