Finding the Fourth Proportional to 3,133,642.14, 4,324,491.75 and 1,775,515.14
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Solution
The fourth proportional to 3,133,642.14, 4,324,491.75 and 1,775,515.14 is: 2,450,248.06
Step by Step Solution
- Step 1: Write the proportion equation
3,133,642.14 : 4,324,491.75 = 1,775,515.14 : x - Step 2: Convert to fraction form
3,133,642.14/4,324,491.75 = 1,775,515.14/x - Step 3: Cross multiply
3,133,642.14x = 4,324,491.75 × 1,775,515.14 - Step 4: Simplify right side
3,133,642.14x = 7,678,200,574,930.10 - Step 5: Solve for x
x = 7,678,200,574,930.10/3,133,642.14 - Step 6: Final answer
x = 2,450,248.06
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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.