Finding the Fourth Proportional to 2,250,740.70, 3,105,993.14 and 1,283,887.14
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Solution
The fourth proportional to 2,250,740.70, 3,105,993.14 and 1,283,887.14 is: 1,771,747.69
Step by Step Solution
- Step 1: Write the proportion equation
2,250,740.70 : 3,105,993.14 = 1,283,887.14 : x - Step 2: Convert to fraction form
2,250,740.70/3,105,993.14 = 1,283,887.14/x - Step 3: Cross multiply
2,250,740.70x = 3,105,993.14 × 1,283,887.14 - Step 4: Simplify right side
2,250,740.70x = 3,987,744,642,954.78 - Step 5: Solve for x
x = 3,987,744,642,954.78/2,250,740.70 - Step 6: Final answer
x = 1,771,747.69
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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.