Finding the Fourth Proportional to 1,509,048.50, 2,082,476.94 and 855,798.08
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Solution
The fourth proportional to 1,509,048.50, 2,082,476.94 and 855,798.08 is: 1,180,995.68
Step by Step Solution
- Step 1: Write the proportion equation
1,509,048.50 : 2,082,476.94 = 855,798.08 : x - Step 2: Convert to fraction form
1,509,048.50/2,082,476.94 = 855,798.08/x - Step 3: Cross multiply
1,509,048.50x = 2,082,476.94 × 855,798.08 - Step 4: Simplify right side
1,509,048.50x = 1,782,179,766,896.28 - Step 5: Solve for x
x = 1,782,179,766,896.28/1,509,048.50 - Step 6: Final answer
x = 1,180,995.68
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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.