Finding the Fourth Proportional to 1,415,947.24, 2,121,709.02 and 1,204,716.52
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Solution
The fourth proportional to 1,415,947.24, 2,121,709.02 and 1,204,716.52 is: 1,805,192.90
Step by Step Solution
- Step 1: Write the proportion equation
1,415,947.24 : 2,121,709.02 = 1,204,716.52 : x - Step 2: Convert to fraction form
1,415,947.24/2,121,709.02 = 1,204,716.52/x - Step 3: Cross multiply
1,415,947.24x = 2,121,709.02 × 1,204,716.52 - Step 4: Simplify right side
1,415,947.24x = 2,556,057,907,027.01 - Step 5: Solve for x
x = 2,556,057,907,027.01/1,415,947.24 - Step 6: Final answer
x = 1,805,192.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.