Finding the Fourth Proportional to 3,668,890.42, 5,504,012.18 and 1,207,044.82
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Solution
The fourth proportional to 3,668,890.42, 5,504,012.18 and 1,207,044.82 is: 1,810,789.81
Step by Step Solution
- Step 1: Write the proportion equation
3,668,890.42 : 5,504,012.18 = 1,207,044.82 : x - Step 2: Convert to fraction form
3,668,890.42/5,504,012.18 = 1,207,044.82/x - Step 3: Cross multiply
3,668,890.42x = 5,504,012.18 × 1,207,044.82 - Step 4: Simplify right side
3,668,890.42x = 6,643,589,391,085.91 - Step 5: Solve for x
x = 6,643,589,391,085.91/3,668,890.42 - Step 6: Final answer
x = 1,810,789.81
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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.