Finding the Fourth Proportional to 3,683,565.76, 5,528,185.66 and 2,965,663.84
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Solution
The fourth proportional to 3,683,565.76, 5,528,185.66 and 2,965,663.84 is: 4,450,779.86
Step by Step Solution
- Step 1: Write the proportion equation
3,683,565.76 : 5,528,185.66 = 2,965,663.84 : x - Step 2: Convert to fraction form
3,683,565.76/5,528,185.66 = 2,965,663.84/x - Step 3: Cross multiply
3,683,565.76x = 5,528,185.66 × 2,965,663.84 - Step 4: Simplify right side
3,683,565.76x = 16,394,740,312,668.53 - Step 5: Solve for x
x = 16,394,740,312,668.53/3,683,565.76 - Step 6: Final answer
x = 4,450,779.86
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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.