Finding the Fourth Proportional to 1,617,200.28, 2,232,453.71 and 1,044,519.75
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Solution
The fourth proportional to 1,617,200.28, 2,232,453.71 and 1,044,519.75 is: 1,441,900.56
Step by Step Solution
- Step 1: Write the proportion equation
1,617,200.28 : 2,232,453.71 = 1,044,519.75 : x - Step 2: Convert to fraction form
1,617,200.28/2,232,453.71 = 1,044,519.75/x - Step 3: Cross multiply
1,617,200.28x = 2,232,453.71 × 1,044,519.75 - Step 4: Simplify right side
1,617,200.28x = 2,331,841,993,667.07 - Step 5: Solve for x
x = 2,331,841,993,667.07/1,617,200.28 - Step 6: Final answer
x = 1,441,900.56
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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.