Finding the Fourth Proportional to 2,396,485.44, 3,307,133.07 and 1,308,757.28
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Solution
The fourth proportional to 2,396,485.44, 3,307,133.07 and 1,308,757.28 is: 1,806,075.84
Step by Step Solution
- Step 1: Write the proportion equation
2,396,485.44 : 3,307,133.07 = 1,308,757.28 : x - Step 2: Convert to fraction form
2,396,485.44/3,307,133.07 = 1,308,757.28/x - Step 3: Cross multiply
2,396,485.44x = 3,307,133.07 × 1,308,757.28 - Step 4: Simplify right side
2,396,485.44x = 4,328,234,464,755.58 - Step 5: Solve for x
x = 4,328,234,464,755.58/2,396,485.44 - Step 6: Final answer
x = 1,806,075.84
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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.