Finding the Fourth Proportional to 1,691,739.57, 2,538,274.03 and 744,445.99
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Solution
The fourth proportional to 1,691,739.57, 2,538,274.03 and 744,445.99 is: 1,116,961.47
Step by Step Solution
- Step 1: Write the proportion equation
1,691,739.57 : 2,538,274.03 = 744,445.99 : x - Step 2: Convert to fraction form
1,691,739.57/2,538,274.03 = 744,445.99/x - Step 3: Cross multiply
1,691,739.57x = 2,538,274.03 × 744,445.99 - Step 4: Simplify right side
1,691,739.57x = 1,889,607,923,154.64 - Step 5: Solve for x
x = 1,889,607,923,154.64/1,691,739.57 - Step 6: Final answer
x = 1,116,961.47
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.