Finding the Fourth Proportional to 1,639,770.48, 2,458,868.40 and 929,607.84
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Solution
The fourth proportional to 1,639,770.48, 2,458,868.40 and 929,607.84 is: 1,393,965.42
Step by Step Solution
- Step 1: Write the proportion equation
1,639,770.48 : 2,458,868.40 = 929,607.84 : x - Step 2: Convert to fraction form
1,639,770.48/2,458,868.40 = 929,607.84/x - Step 3: Cross multiply
1,639,770.48x = 2,458,868.40 × 929,607.84 - Step 4: Simplify right side
1,639,770.48x = 2,285,783,342,168.26 - Step 5: Solve for x
x = 2,285,783,342,168.26/1,639,770.48 - Step 6: Final answer
x = 1,393,965.42
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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.