Finding the Fourth Proportional to 1,418,207.84, 1,957,114.20 and 773,614.19
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Solution
The fourth proportional to 1,418,207.84, 1,957,114.20 and 773,614.19 is: 1,067,580.71
Step by Step Solution
- Step 1: Write the proportion equation
1,418,207.84 : 1,957,114.20 = 773,614.19 : x - Step 2: Convert to fraction form
1,418,207.84/1,957,114.20 = 773,614.19/x - Step 3: Cross multiply
1,418,207.84x = 1,957,114.20 × 773,614.19 - Step 4: Simplify right side
1,418,207.84x = 1,514,051,324,364.34 - Step 5: Solve for x
x = 1,514,051,324,364.34/1,418,207.84 - Step 6: Final answer
x = 1,067,580.71
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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.