Finding the Fourth Proportional to 2,539,497.76, 3,809,236.39 and 919,887.54
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Solution
The fourth proportional to 2,539,497.76, 3,809,236.39 and 919,887.54 is: 1,379,827.60
Step by Step Solution
- Step 1: Write the proportion equation
2,539,497.76 : 3,809,236.39 = 919,887.54 : x - Step 2: Convert to fraction form
2,539,497.76/3,809,236.39 = 919,887.54/x - Step 3: Cross multiply
2,539,497.76x = 3,809,236.39 × 919,887.54 - Step 4: Simplify right side
2,539,497.76x = 3,504,069,092,075.58 - Step 5: Solve for x
x = 3,504,069,092,075.58/2,539,497.76 - Step 6: Final answer
x = 1,379,827.60
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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.