Finding the Fourth Proportional to 2,372,406.19, 3,557,872.93 and 855,891.54
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Solution
The fourth proportional to 2,372,406.19, 3,557,872.93 and 855,891.54 is: 1,283,571.65
Step by Step Solution
- Step 1: Write the proportion equation
2,372,406.19 : 3,557,872.93 = 855,891.54 : x - Step 2: Convert to fraction form
2,372,406.19/3,557,872.93 = 855,891.54/x - Step 3: Cross multiply
2,372,406.19x = 3,557,872.93 × 855,891.54 - Step 4: Simplify right side
2,372,406.19x = 3,045,153,333,047.74 - Step 5: Solve for x
x = 3,045,153,333,047.74/2,372,406.19 - Step 6: Final answer
x = 1,283,571.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.