Finding the Fourth Proportional to 2,958,021.22, 4,425,357.48 and 2,240,430.07
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Solution
The fourth proportional to 2,958,021.22, 4,425,357.48 and 2,240,430.07 is: 3,351,802.85
Step by Step Solution
- Step 1: Write the proportion equation
2,958,021.22 : 4,425,357.48 = 2,240,430.07 : x - Step 2: Convert to fraction form
2,958,021.22/4,425,357.48 = 2,240,430.07/x - Step 3: Cross multiply
2,958,021.22x = 4,425,357.48 × 2,240,430.07 - Step 4: Simplify right side
2,958,021.22x = 9,914,703,968,691.42 - Step 5: Solve for x
x = 9,914,703,968,691.42/2,958,021.22 - Step 6: Final answer
x = 3,351,802.85
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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.