Finding the Fourth Proportional to 1,753,305.60, 2,629,958.40 and 1,623,397.80
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Solution
The fourth proportional to 1,753,305.60, 2,629,958.40 and 1,623,397.80 is: 2,435,096.70
Step by Step Solution
- Step 1: Write the proportion equation
1,753,305.60 : 2,629,958.40 = 1,623,397.80 : x - Step 2: Convert to fraction form
1,753,305.60/2,629,958.40 = 1,623,397.80/x - Step 3: Cross multiply
1,753,305.60x = 2,629,958.40 × 1,623,397.80 - Step 4: Simplify right side
1,753,305.60x = 4,269,468,680,651.52 - Step 5: Solve for x
x = 4,269,468,680,651.52/1,753,305.60 - Step 6: Final answer
x = 2,435,096.70
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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.