Finding the Fourth Proportional to 1,692,714.24, 2,538,734.40 and 793,925.28
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Solution
The fourth proportional to 1,692,714.24, 2,538,734.40 and 793,925.28 is: 1,190,729.88
Step by Step Solution
- Step 1: Write the proportion equation
1,692,714.24 : 2,538,734.40 = 793,925.28 : x - Step 2: Convert to fraction form
1,692,714.24/2,538,734.40 = 793,925.28/x - Step 3: Cross multiply
1,692,714.24x = 2,538,734.40 × 793,925.28 - Step 4: Simplify right side
1,692,714.24x = 2,015,565,419,365.63 - Step 5: Solve for x
x = 2,015,565,419,365.63/1,692,714.24 - Step 6: Final answer
x = 1,190,729.88
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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.