Finding the Fourth Proportional to 1,272,175.44, 1,755,613.08 and 699,228.96
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Solution
The fourth proportional to 1,272,175.44, 1,755,613.08 and 699,228.96 is: 964,942.00
Step by Step Solution
- Step 1: Write the proportion equation
1,272,175.44 : 1,755,613.08 = 699,228.96 : x - Step 2: Convert to fraction form
1,272,175.44/1,755,613.08 = 699,228.96/x - Step 3: Cross multiply
1,272,175.44x = 1,755,613.08 × 699,228.96 - Step 4: Simplify right side
1,272,175.44x = 1,227,575,508,090.80 - Step 5: Solve for x
x = 1,227,575,508,090.80/1,272,175.44 - Step 6: Final answer
x = 964,942.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.