Finding the Fourth Proportional to 2,662,075.65, 3,992,325.21 and 742,523.97
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Solution
The fourth proportional to 2,662,075.65, 3,992,325.21 and 742,523.97 is: 1,113,566.09
Step by Step Solution
- Step 1: Write the proportion equation
2,662,075.65 : 3,992,325.21 = 742,523.97 : x - Step 2: Convert to fraction form
2,662,075.65/3,992,325.21 = 742,523.97/x - Step 3: Cross multiply
2,662,075.65x = 3,992,325.21 × 742,523.97 - Step 4: Simplify right side
2,662,075.65x = 2,964,397,164,460.28 - Step 5: Solve for x
x = 2,964,397,164,460.28/2,662,075.65 - Step 6: Final answer
x = 1,113,566.09
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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.