Finding the Fourth Proportional to 1,920,804.44, 2,651,262.27 and 1,267,907.02
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Solution
The fourth proportional to 1,920,804.44, 2,651,262.27 and 1,267,907.02 is: 1,750,076.16
Step by Step Solution
- Step 1: Write the proportion equation
1,920,804.44 : 2,651,262.27 = 1,267,907.02 : x - Step 2: Convert to fraction form
1,920,804.44/2,651,262.27 = 1,267,907.02/x - Step 3: Cross multiply
1,920,804.44x = 2,651,262.27 × 1,267,907.02 - Step 4: Simplify right side
1,920,804.44x = 3,361,554,047,524.68 - Step 5: Solve for x
x = 3,361,554,047,524.68/1,920,804.44 - Step 6: Final answer
x = 1,750,076.16
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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.