Finding the Fourth Proportional to 930,514.09, 1,394,582.20 and 750,684.32
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Solution
The fourth proportional to 930,514.09, 1,394,582.20 and 750,684.32 is: 1,125,067.31
Step by Step Solution
- Step 1: Write the proportion equation
930,514.09 : 1,394,582.20 = 750,684.32 : x - Step 2: Convert to fraction form
930,514.09/1,394,582.20 = 750,684.32/x - Step 3: Cross multiply
930,514.09x = 1,394,582.20 × 750,684.32 - Step 4: Simplify right side
930,514.09x = 1,046,890,979,764.77 - Step 5: Solve for x
x = 1,046,890,979,764.77/930,514.09 - Step 6: Final answer
x = 1,125,067.31
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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.