Finding the Fourth Proportional to 1,141,562.88, 1,576,415.70 and 854,584.74
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Solution
The fourth proportional to 1,141,562.88, 1,576,415.70 and 854,584.74 is: 1,180,119.66
Step by Step Solution
- Step 1: Write the proportion equation
1,141,562.88 : 1,576,415.70 = 854,584.74 : x - Step 2: Convert to fraction form
1,141,562.88/1,576,415.70 = 854,584.74/x - Step 3: Cross multiply
1,141,562.88x = 1,576,415.70 × 854,584.74 - Step 4: Simplify right side
1,141,562.88x = 1,347,180,801,116.42 - Step 5: Solve for x
x = 1,347,180,801,116.42/1,141,562.88 - Step 6: Final answer
x = 1,180,119.66
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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.