Finding the Fourth Proportional to 1,797,311.48, 2,695,217.68 and 731,630.12
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Solution
The fourth proportional to 1,797,311.48, 2,695,217.68 and 731,630.12 is: 1,097,140.07
Step by Step Solution
- Step 1: Write the proportion equation
1,797,311.48 : 2,695,217.68 = 731,630.12 : x - Step 2: Convert to fraction form
1,797,311.48/2,695,217.68 = 731,630.12/x - Step 3: Cross multiply
1,797,311.48x = 2,695,217.68 × 731,630.12 - Step 4: Simplify right side
1,797,311.48x = 1,971,902,434,644.52 - Step 5: Solve for x
x = 1,971,902,434,644.52/1,797,311.48 - Step 6: Final answer
x = 1,097,140.07
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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.