Finding the Fourth Proportional to 1,692,121.30, 2,335,246.17 and 967,076.26
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Solution
The fourth proportional to 1,692,121.30, 2,335,246.17 and 967,076.26 is: 1,334,633.12
Step by Step Solution
- Step 1: Write the proportion equation
1,692,121.30 : 2,335,246.17 = 967,076.26 : x - Step 2: Convert to fraction form
1,692,121.30/2,335,246.17 = 967,076.26/x - Step 3: Cross multiply
1,692,121.30x = 2,335,246.17 × 967,076.26 - Step 4: Simplify right side
1,692,121.30x = 2,258,361,132,262.92 - Step 5: Solve for x
x = 2,258,361,132,262.92/1,692,121.30 - Step 6: Final answer
x = 1,334,633.12
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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.