Finding the Fourth Proportional to 4,338,902.10, 5,987,282.49 and 2,404,998.12
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Solution
The fourth proportional to 4,338,902.10, 5,987,282.49 and 2,404,998.12 is: 3,318,674.36
Step by Step Solution
- Step 1: Write the proportion equation
4,338,902.10 : 5,987,282.49 = 2,404,998.12 : x - Step 2: Convert to fraction form
4,338,902.10/5,987,282.49 = 2,404,998.12/x - Step 3: Cross multiply
4,338,902.10x = 5,987,282.49 × 2,404,998.12 - Step 4: Simplify right side
4,338,902.10x = 14,399,403,132,358.92 - Step 5: Solve for x
x = 14,399,403,132,358.92/4,338,902.10 - Step 6: Final answer
x = 3,318,674.36
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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.